129821520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:757

約数の個数: 160

約数和(自身を含む): 435829248

約数和(自身を除く): 306007728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 47, 48, 51, 60, 68, 80, 85, 94, 102, 120, 136, 141, 170, 188, 204, 235, 240, 255, 272, 282, 340, 376, 408, 470, 510, 564, 677, 680, 705, 752, 799, 816, 940, 1020, 1128, 1354, 1360, 1410, 1598, 1880, 2031, 2040, 2256, 2397, 2708, 2820, 3196, 3385, 3760, 3995, 4062, 4080, 4794, 5416, 5640, 6392, 6770, 7990, 8124, 9588, 10155, 10832, 11280, 11509, 11985, 12784, 13540, 15980, 16248, 19176, 20310, 23018, 23970, 27080, 31819, 31960, 32496, 34527, 38352, 40620, 46036, 47940, 54160, 57545, 63638, 63920, 69054, 81240, 92072, 95457, 95880, 115090, 127276, 138108, 159095, 162480, 172635, 184144, 190914, 191760, 230180, 254552, 276216, 318190, 345270, 381828, 460360, 477285, 509104, 540923, 552432, 636380, 690540, 763656, 920720, 954570, 1081846, 1272760, 1381080, 1527312, 1622769, 1909140, 2163692, 2545520, 2704615, 2762160, 3245538, 3818280, 4327384, 5409230, 6491076, 7636560, 8113845, 8654768, 10818460, 12982152, 16227690, 21636920, 25964304, 32455380, 43273840, 64910760, 129821520]

約数ペア:

[(1, 129821520), (2, 64910760), (3, 43273840), (4, 32455380), (5, 25964304), (6, 21636920), (8, 16227690), (10, 12982152), (12, 10818460), (15, 8654768), (16, 8113845), (17, 7636560), (20, 6491076), (24, 5409230), (30, 4327384), (34, 3818280), (40, 3245538), (47, 2762160), (48, 2704615), (51, 2545520), (60, 2163692), (68, 1909140), (80, 1622769), (85, 1527312), (94, 1381080), (102, 1272760), (120, 1081846), (136, 954570), (141, 920720), (170, 763656), (188, 690540), (204, 636380), (235, 552432), (240, 540923), (255, 509104), (272, 477285), (282, 460360), (340, 381828), (376, 345270), (408, 318190), (470, 276216), (510, 254552), (564, 230180), (677, 191760), (680, 190914), (705, 184144), (752, 172635), (799, 162480), (816, 159095), (940, 138108), (1020, 127276), (1128, 115090), (1354, 95880), (1360, 95457), (1410, 92072), (1598, 81240), (1880, 69054), (2031, 63920), (2040, 63638), (2256, 57545), (2397, 54160), (2708, 47940), (2820, 46036), (3196, 40620), (3385, 38352), (3760, 34527), (3995, 32496), (4062, 31960), (4080, 31819), (4794, 27080), (5416, 23970), (5640, 23018), (6392, 20310), (6770, 19176), (7990, 16248), (8124, 15980), (9588, 13540), (10155, 12784), (10832, 11985), (11280, 11509)]