645318960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18803}}^1$

素因数の和:18843

約数の個数: 160

約数和(自身を含む): 2350349568

約数和(自身を除く): 1705030608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 16, 20, 22, 24, 26, 30, 33, 39, 40, 44, 48, 52, 55, 60, 65, 66, 78, 80, 88, 104, 110, 120, 130, 132, 143, 156, 165, 176, 195, 208, 220, 240, 260, 264, 286, 312, 330, 390, 429, 440, 520, 528, 572, 624, 660, 715, 780, 858, 880, 1040, 1144, 1320, 1430, 1560, 1716, 2145, 2288, 2640, 2860, 3120, 3432, 4290, 5720, 6864, 8580, 11440, 17160, 18803, 34320, 37606, 56409, 75212, 94015, 112818, 150424, 188030, 206833, 225636, 244439, 282045, 300848, 376060, 413666, 451272, 488878, 564090, 620499, 733317, 752120, 827332, 902544, 977756, 1034165, 1128180, 1222195, 1240998, 1466634, 1504240, 1654664, 1955512, 2068330, 2256360, 2444390, 2481996, 2688829, 2933268, 3102495, 3309328, 3666585, 3911024, 4136660, 4512720, 4888780, 4963992, 5377658, 5866536, 6204990, 7333170, 8066487, 8273320, 9777560, 9927984, 10755316, 11733072, 12409980, 13444145, 14666340, 16132974, 16546640, 19555120, 21510632, 24819960, 26888290, 29332680, 32265948, 40332435, 43021264, 49639920, 53776580, 58665360, 64531896, 80664870, 107553160, 129063792, 161329740, 215106320, 322659480, 645318960]

約数ペア:

[(1, 645318960), (2, 322659480), (3, 215106320), (4, 161329740), (5, 129063792), (6, 107553160), (8, 80664870), (10, 64531896), (11, 58665360), (12, 53776580), (13, 49639920), (15, 43021264), (16, 40332435), (20, 32265948), (22, 29332680), (24, 26888290), (26, 24819960), (30, 21510632), (33, 19555120), (39, 16546640), (40, 16132974), (44, 14666340), (48, 13444145), (52, 12409980), (55, 11733072), (60, 10755316), (65, 9927984), (66, 9777560), (78, 8273320), (80, 8066487), (88, 7333170), (104, 6204990), (110, 5866536), (120, 5377658), (130, 4963992), (132, 4888780), (143, 4512720), (156, 4136660), (165, 3911024), (176, 3666585), (195, 3309328), (208, 3102495), (220, 2933268), (240, 2688829), (260, 2481996), (264, 2444390), (286, 2256360), (312, 2068330), (330, 1955512), (390, 1654664), (429, 1504240), (440, 1466634), (520, 1240998), (528, 1222195), (572, 1128180), (624, 1034165), (660, 977756), (715, 902544), (780, 827332), (858, 752120), (880, 733317), (1040, 620499), (1144, 564090), (1320, 488878), (1430, 451272), (1560, 413666), (1716, 376060), (2145, 300848), (2288, 282045), (2640, 244439), (2860, 225636), (3120, 206833), (3432, 188030), (4290, 150424), (5720, 112818), (6864, 94015), (8580, 75212), (11440, 56409), (17160, 37606), (18803, 34320)]