147101920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:705

約数の個数: 144

約数和(自身を含む): 418854240

約数和(自身を除く): 271752320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 392, 406, 464, 490, 560, 580, 647, 784, 812, 928, 980, 1015, 1120, 1160, 1294, 1421, 1568, 1624, 1960, 2030, 2320, 2588, 2842, 3235, 3248, 3920, 4060, 4529, 4640, 5176, 5684, 6470, 6496, 7105, 7840, 8120, 9058, 10352, 11368, 12940, 14210, 16240, 18116, 18763, 20704, 22645, 22736, 25880, 28420, 31703, 32480, 36232, 37526, 45290, 45472, 51760, 56840, 63406, 72464, 75052, 90580, 93815, 103520, 113680, 126812, 131341, 144928, 150104, 158515, 181160, 187630, 227360, 253624, 262682, 300208, 317030, 362320, 375260, 507248, 525364, 600416, 634060, 656705, 724640, 750520, 919387, 1014496, 1050728, 1268120, 1313410, 1501040, 1838774, 2101456, 2536240, 2626820, 3002080, 3677548, 4202912, 4596935, 5072480, 5253640, 7355096, 9193870, 10507280, 14710192, 18387740, 21014560, 29420384, 36775480, 73550960, 147101920]

約数ペア:

[(1, 147101920), (2, 73550960), (4, 36775480), (5, 29420384), (7, 21014560), (8, 18387740), (10, 14710192), (14, 10507280), (16, 9193870), (20, 7355096), (28, 5253640), (29, 5072480), (32, 4596935), (35, 4202912), (40, 3677548), (49, 3002080), (56, 2626820), (58, 2536240), (70, 2101456), (80, 1838774), (98, 1501040), (112, 1313410), (116, 1268120), (140, 1050728), (145, 1014496), (160, 919387), (196, 750520), (203, 724640), (224, 656705), (232, 634060), (245, 600416), (280, 525364), (290, 507248), (392, 375260), (406, 362320), (464, 317030), (490, 300208), (560, 262682), (580, 253624), (647, 227360), (784, 187630), (812, 181160), (928, 158515), (980, 150104), (1015, 144928), (1120, 131341), (1160, 126812), (1294, 113680), (1421, 103520), (1568, 93815), (1624, 90580), (1960, 75052), (2030, 72464), (2320, 63406), (2588, 56840), (2842, 51760), (3235, 45472), (3248, 45290), (3920, 37526), (4060, 36232), (4529, 32480), (4640, 31703), (5176, 28420), (5684, 25880), (6470, 22736), (6496, 22645), (7105, 20704), (7840, 18763), (8120, 18116), (9058, 16240), (10352, 14210), (11368, 12940)]