13215120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:153

約数の個数: 160

約数和(自身を含む): 44997120

約数和(自身を除く): 31782000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 41, 48, 51, 60, 68, 79, 80, 82, 85, 102, 120, 123, 136, 158, 164, 170, 204, 205, 237, 240, 246, 255, 272, 316, 328, 340, 395, 408, 410, 474, 492, 510, 615, 632, 656, 680, 697, 790, 816, 820, 948, 984, 1020, 1185, 1230, 1264, 1343, 1360, 1394, 1580, 1640, 1896, 1968, 2040, 2091, 2370, 2460, 2686, 2788, 3160, 3239, 3280, 3485, 3792, 4029, 4080, 4182, 4740, 4920, 5372, 5576, 6320, 6478, 6715, 6970, 8058, 8364, 9480, 9717, 9840, 10455, 10744, 11152, 12956, 13430, 13940, 16116, 16195, 16728, 18960, 19434, 20145, 20910, 21488, 25912, 26860, 27880, 32232, 32390, 33456, 38868, 40290, 41820, 48585, 51824, 53720, 55063, 55760, 64464, 64780, 77736, 80580, 83640, 97170, 107440, 110126, 129560, 155472, 161160, 165189, 167280, 194340, 220252, 259120, 275315, 322320, 330378, 388680, 440504, 550630, 660756, 777360, 825945, 881008, 1101260, 1321512, 1651890, 2202520, 2643024, 3303780, 4405040, 6607560, 13215120]

約数ペア:

[(1, 13215120), (2, 6607560), (3, 4405040), (4, 3303780), (5, 2643024), (6, 2202520), (8, 1651890), (10, 1321512), (12, 1101260), (15, 881008), (16, 825945), (17, 777360), (20, 660756), (24, 550630), (30, 440504), (34, 388680), (40, 330378), (41, 322320), (48, 275315), (51, 259120), (60, 220252), (68, 194340), (79, 167280), (80, 165189), (82, 161160), (85, 155472), (102, 129560), (120, 110126), (123, 107440), (136, 97170), (158, 83640), (164, 80580), (170, 77736), (204, 64780), (205, 64464), (237, 55760), (240, 55063), (246, 53720), (255, 51824), (272, 48585), (316, 41820), (328, 40290), (340, 38868), (395, 33456), (408, 32390), (410, 32232), (474, 27880), (492, 26860), (510, 25912), (615, 21488), (632, 20910), (656, 20145), (680, 19434), (697, 18960), (790, 16728), (816, 16195), (820, 16116), (948, 13940), (984, 13430), (1020, 12956), (1185, 11152), (1230, 10744), (1264, 10455), (1343, 9840), (1360, 9717), (1394, 9480), (1580, 8364), (1640, 8058), (1896, 6970), (1968, 6715), (2040, 6478), (2091, 6320), (2370, 5576), (2460, 5372), (2686, 4920), (2788, 4740), (3160, 4182), (3239, 4080), (3280, 4029), (3485, 3792)]