171768520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:324

約数の個数: 192

約数和(自身を含む): 508239360

約数和(自身を除く): 336470840

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 49, 55, 56, 62, 70, 77, 88, 98, 110, 124, 140, 154, 155, 196, 217, 220, 245, 248, 257, 280, 308, 310, 341, 385, 392, 434, 440, 490, 514, 539, 616, 620, 682, 770, 868, 980, 1028, 1078, 1085, 1240, 1285, 1364, 1519, 1540, 1705, 1736, 1799, 1960, 2056, 2156, 2170, 2387, 2570, 2695, 2728, 2827, 3038, 3080, 3410, 3598, 4312, 4340, 4774, 5140, 5390, 5654, 6076, 6820, 7196, 7595, 7967, 8680, 8995, 9548, 10280, 10780, 11308, 11935, 12152, 12593, 13640, 14135, 14392, 15190, 15934, 16709, 17990, 19096, 19789, 21560, 22616, 23870, 25186, 28270, 30380, 31868, 33418, 35980, 39578, 39835, 47740, 50372, 55769, 56540, 60760, 62965, 63736, 66836, 71960, 79156, 79670, 83545, 87637, 95480, 98945, 100744, 111538, 113080, 125930, 133672, 138523, 158312, 159340, 167090, 175274, 197890, 223076, 251860, 277046, 278845, 318680, 334180, 350548, 390383, 395780, 438185, 446152, 503720, 554092, 557690, 613459, 668360, 692615, 701096, 780766, 791560, 876370, 1108184, 1115380, 1226918, 1385230, 1561532, 1752740, 1951915, 2230760, 2453836, 2770460, 3067295, 3123064, 3505480, 3903830, 4294213, 4907672, 5540920, 6134590, 7807660, 8588426, 12269180, 15615320, 17176852, 21471065, 24538360, 34353704, 42942130, 85884260, 171768520]

約数ペア:

[(1, 171768520), (2, 85884260), (4, 42942130), (5, 34353704), (7, 24538360), (8, 21471065), (10, 17176852), (11, 15615320), (14, 12269180), (20, 8588426), (22, 7807660), (28, 6134590), (31, 5540920), (35, 4907672), (40, 4294213), (44, 3903830), (49, 3505480), (55, 3123064), (56, 3067295), (62, 2770460), (70, 2453836), (77, 2230760), (88, 1951915), (98, 1752740), (110, 1561532), (124, 1385230), (140, 1226918), (154, 1115380), (155, 1108184), (196, 876370), (217, 791560), (220, 780766), (245, 701096), (248, 692615), (257, 668360), (280, 613459), (308, 557690), (310, 554092), (341, 503720), (385, 446152), (392, 438185), (434, 395780), (440, 390383), (490, 350548), (514, 334180), (539, 318680), (616, 278845), (620, 277046), (682, 251860), (770, 223076), (868, 197890), (980, 175274), (1028, 167090), (1078, 159340), (1085, 158312), (1240, 138523), (1285, 133672), (1364, 125930), (1519, 113080), (1540, 111538), (1705, 100744), (1736, 98945), (1799, 95480), (1960, 87637), (2056, 83545), (2156, 79670), (2170, 79156), (2387, 71960), (2570, 66836), (2695, 63736), (2728, 62965), (2827, 60760), (3038, 56540), (3080, 55769), (3410, 50372), (3598, 47740), (4312, 39835), (4340, 39578), (4774, 35980), (5140, 33418), (5390, 31868), (5654, 30380), (6076, 28270), (6820, 25186), (7196, 23870), (7595, 22616), (7967, 21560), (8680, 19789), (8995, 19096), (9548, 17990), (10280, 16709), (10780, 15934), (11308, 15190), (11935, 14392), (12152, 14135), (12593, 13640)]