253670520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:198

約数の個数: 256

約数和(自身を含む): 858009600

約数和(自身を除く): 604339080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 31, 37, 38, 40, 57, 60, 62, 74, 76, 93, 95, 97, 111, 114, 120, 124, 148, 152, 155, 185, 186, 190, 194, 222, 228, 248, 285, 291, 296, 310, 370, 372, 380, 388, 444, 456, 465, 485, 555, 570, 582, 589, 620, 703, 740, 744, 760, 776, 888, 930, 970, 1110, 1140, 1147, 1164, 1178, 1240, 1406, 1455, 1480, 1767, 1843, 1860, 1940, 2109, 2220, 2280, 2294, 2328, 2356, 2812, 2910, 2945, 3007, 3441, 3515, 3534, 3589, 3686, 3720, 3880, 4218, 4440, 4588, 4712, 5529, 5624, 5735, 5820, 5890, 6014, 6882, 7030, 7068, 7178, 7372, 8436, 8835, 9021, 9176, 9215, 10545, 10767, 11058, 11470, 11640, 11780, 12028, 13764, 14060, 14136, 14356, 14744, 15035, 16872, 17205, 17670, 17945, 18042, 18430, 21090, 21534, 21793, 22116, 22940, 23560, 24056, 27528, 27645, 28120, 28712, 30070, 34410, 35340, 35890, 36084, 36860, 42180, 43068, 43586, 44232, 45105, 45880, 53835, 55290, 57133, 60140, 65379, 68191, 68820, 70680, 71780, 72168, 73720, 84360, 86136, 87172, 90210, 107670, 108965, 110580, 111259, 114266, 120280, 130758, 136382, 137640, 143560, 171399, 174344, 180420, 204573, 215340, 217930, 221160, 222518, 228532, 261516, 272764, 285665, 326895, 333777, 340955, 342798, 360840, 409146, 430680, 435860, 445036, 457064, 523032, 545528, 556295, 571330, 653790, 667554, 681910, 685596, 818292, 856995, 871720, 890072, 1022865, 1112590, 1142660, 1307580, 1335108, 1363820, 1371192, 1636584, 1668885, 1713990, 2045730, 2113921, 2225180, 2285320, 2615160, 2670216, 2727640, 3337770, 3427980, 4091460, 4227842, 4450360, 6341763, 6675540, 6855960, 8182920, 8455684, 10569605, 12683526, 13351080, 16911368, 21139210, 25367052, 31708815, 42278420, 50734104, 63417630, 84556840, 126835260, 253670520]

約数ペア:

[(1, 253670520), (2, 126835260), (3, 84556840), (4, 63417630), (5, 50734104), (6, 42278420), (8, 31708815), (10, 25367052), (12, 21139210), (15, 16911368), (19, 13351080), (20, 12683526), (24, 10569605), (30, 8455684), (31, 8182920), (37, 6855960), (38, 6675540), (40, 6341763), (57, 4450360), (60, 4227842), (62, 4091460), (74, 3427980), (76, 3337770), (93, 2727640), (95, 2670216), (97, 2615160), (111, 2285320), (114, 2225180), (120, 2113921), (124, 2045730), (148, 1713990), (152, 1668885), (155, 1636584), (185, 1371192), (186, 1363820), (190, 1335108), (194, 1307580), (222, 1142660), (228, 1112590), (248, 1022865), (285, 890072), (291, 871720), (296, 856995), (310, 818292), (370, 685596), (372, 681910), (380, 667554), (388, 653790), (444, 571330), (456, 556295), (465, 545528), (485, 523032), (555, 457064), (570, 445036), (582, 435860), (589, 430680), (620, 409146), (703, 360840), (740, 342798), (744, 340955), (760, 333777), (776, 326895), (888, 285665), (930, 272764), (970, 261516), (1110, 228532), (1140, 222518), (1147, 221160), (1164, 217930), (1178, 215340), (1240, 204573), (1406, 180420), (1455, 174344), (1480, 171399), (1767, 143560), (1843, 137640), (1860, 136382), (1940, 130758), (2109, 120280), (2220, 114266), (2280, 111259), (2294, 110580), (2328, 108965), (2356, 107670), (2812, 90210), (2910, 87172), (2945, 86136), (3007, 84360), (3441, 73720), (3515, 72168), (3534, 71780), (3589, 70680), (3686, 68820), (3720, 68191), (3880, 65379), (4218, 60140), (4440, 57133), (4588, 55290), (4712, 53835), (5529, 45880), (5624, 45105), (5735, 44232), (5820, 43586), (5890, 43068), (6014, 42180), (6882, 36860), (7030, 36084), (7068, 35890), (7178, 35340), (7372, 34410), (8436, 30070), (8835, 28712), (9021, 28120), (9176, 27645), (9215, 27528), (10545, 24056), (10767, 23560), (11058, 22940), (11470, 22116), (11640, 21793), (11780, 21534), (12028, 21090), (13764, 18430), (14060, 18042), (14136, 17945), (14356, 17670), (14744, 17205), (15035, 16872)]