404644240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:238

約数の個数: 320

約数和(自身を含む): 1311916032

約数和(自身を除く): 907271792

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 31, 35, 40, 44, 52, 55, 56, 62, 65, 70, 77, 80, 88, 91, 104, 110, 112, 124, 130, 140, 143, 154, 155, 163, 176, 182, 208, 217, 220, 248, 260, 280, 286, 308, 310, 326, 341, 364, 385, 403, 434, 440, 455, 496, 520, 560, 572, 616, 620, 652, 682, 715, 728, 770, 806, 815, 868, 880, 910, 1001, 1040, 1085, 1141, 1144, 1232, 1240, 1304, 1364, 1430, 1456, 1540, 1612, 1630, 1705, 1736, 1793, 1820, 2002, 2015, 2119, 2170, 2282, 2288, 2387, 2480, 2608, 2728, 2821, 2860, 3080, 3224, 3260, 3410, 3472, 3586, 3640, 4004, 4030, 4238, 4340, 4433, 4564, 4774, 5005, 5053, 5456, 5642, 5705, 5720, 6160, 6448, 6520, 6820, 7172, 7280, 8008, 8060, 8476, 8680, 8866, 8965, 9128, 9548, 10010, 10106, 10595, 11284, 11410, 11440, 11935, 12551, 13040, 13640, 14105, 14344, 14833, 16016, 16120, 16952, 17360, 17732, 17930, 18256, 19096, 20020, 20212, 21190, 22165, 22568, 22820, 23309, 23870, 25102, 25265, 27280, 28210, 28688, 29666, 31031, 32240, 33904, 35371, 35464, 35860, 38192, 40040, 40424, 42380, 44330, 45136, 45640, 46618, 47740, 50204, 50530, 55583, 56420, 59332, 62062, 62755, 65689, 70742, 70928, 71720, 74165, 80080, 80848, 84760, 88660, 91280, 93236, 95480, 100408, 101060, 111166, 112840, 116545, 118664, 124124, 125510, 131378, 141484, 143440, 148330, 155155, 163163, 169520, 176855, 177320, 186472, 190960, 200816, 202120, 222332, 225680, 233090, 237328, 248248, 251020, 262756, 277915, 282968, 296660, 310310, 326326, 328445, 353710, 354640, 372944, 389081, 404240, 444664, 459823, 466180, 496496, 502040, 525512, 555830, 565936, 593320, 620620, 652652, 656890, 707420, 722579, 778162, 815815, 889328, 919646, 932360, 1004080, 1051024, 1111660, 1186640, 1241240, 1305304, 1313780, 1414840, 1445158, 1556324, 1631630, 1839292, 1864720, 1945405, 2223320, 2299115, 2482480, 2610608, 2627560, 2829680, 2890316, 3112648, 3263260, 3612895, 3678584, 3890810, 4446640, 4598230, 5058053, 5255120, 5780632, 6225296, 6526520, 7225790, 7357168, 7781620, 9196460, 10116106, 11561264, 13053040, 14451580, 15563240, 18392920, 20232212, 25290265, 28903160, 31126480, 36785840, 40464424, 50580530, 57806320, 80928848, 101161060, 202322120, 404644240]

約数ペア:

[(1, 404644240), (2, 202322120), (4, 101161060), (5, 80928848), (7, 57806320), (8, 50580530), (10, 40464424), (11, 36785840), (13, 31126480), (14, 28903160), (16, 25290265), (20, 20232212), (22, 18392920), (26, 15563240), (28, 14451580), (31, 13053040), (35, 11561264), (40, 10116106), (44, 9196460), (52, 7781620), (55, 7357168), (56, 7225790), (62, 6526520), (65, 6225296), (70, 5780632), (77, 5255120), (80, 5058053), (88, 4598230), (91, 4446640), (104, 3890810), (110, 3678584), (112, 3612895), (124, 3263260), (130, 3112648), (140, 2890316), (143, 2829680), (154, 2627560), (155, 2610608), (163, 2482480), (176, 2299115), (182, 2223320), (208, 1945405), (217, 1864720), (220, 1839292), (248, 1631630), (260, 1556324), (280, 1445158), (286, 1414840), (308, 1313780), (310, 1305304), (326, 1241240), (341, 1186640), (364, 1111660), (385, 1051024), (403, 1004080), (434, 932360), (440, 919646), (455, 889328), (496, 815815), (520, 778162), (560, 722579), (572, 707420), (616, 656890), (620, 652652), (652, 620620), (682, 593320), (715, 565936), (728, 555830), (770, 525512), (806, 502040), (815, 496496), (868, 466180), (880, 459823), (910, 444664), (1001, 404240), (1040, 389081), (1085, 372944), (1141, 354640), (1144, 353710), (1232, 328445), (1240, 326326), (1304, 310310), (1364, 296660), (1430, 282968), (1456, 277915), (1540, 262756), (1612, 251020), (1630, 248248), (1705, 237328), (1736, 233090), (1793, 225680), (1820, 222332), (2002, 202120), (2015, 200816), (2119, 190960), (2170, 186472), (2282, 177320), (2288, 176855), (2387, 169520), (2480, 163163), (2608, 155155), (2728, 148330), (2821, 143440), (2860, 141484), (3080, 131378), (3224, 125510), (3260, 124124), (3410, 118664), (3472, 116545), (3586, 112840), (3640, 111166), (4004, 101060), (4030, 100408), (4238, 95480), (4340, 93236), (4433, 91280), (4564, 88660), (4774, 84760), (5005, 80848), (5053, 80080), (5456, 74165), (5642, 71720), (5705, 70928), (5720, 70742), (6160, 65689), (6448, 62755), (6520, 62062), (6820, 59332), (7172, 56420), (7280, 55583), (8008, 50530), (8060, 50204), (8476, 47740), (8680, 46618), (8866, 45640), (8965, 45136), (9128, 44330), (9548, 42380), (10010, 40424), (10106, 40040), (10595, 38192), (11284, 35860), (11410, 35464), (11440, 35371), (11935, 33904), (12551, 32240), (13040, 31031), (13640, 29666), (14105, 28688), (14344, 28210), (14833, 27280), (16016, 25265), (16120, 25102), (16952, 23870), (17360, 23309), (17732, 22820), (17930, 22568), (18256, 22165), (19096, 21190), (20020, 20212)]