263234020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{463}}^1$

素因数の和:641

約数の個数: 96

約数和(自身を含む): 658538496

約数和(自身を除く): 395304476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 131, 140, 155, 217, 262, 310, 434, 463, 524, 620, 655, 868, 917, 926, 1085, 1310, 1834, 1852, 2170, 2315, 2620, 3241, 3668, 4061, 4340, 4585, 4630, 6482, 8122, 9170, 9260, 12964, 14353, 16205, 16244, 18340, 20305, 28427, 28706, 32410, 40610, 56854, 57412, 60653, 64820, 71765, 81220, 100471, 113708, 121306, 142135, 143530, 200942, 242612, 284270, 287060, 303265, 401884, 424571, 502355, 568540, 606530, 849142, 1004710, 1213060, 1698284, 1880243, 2009420, 2122855, 3760486, 4245710, 7520972, 8491420, 9401215, 13161701, 18802430, 26323402, 37604860, 52646804, 65808505, 131617010, 263234020]

約数ペア:

[(1, 263234020), (2, 131617010), (4, 65808505), (5, 52646804), (7, 37604860), (10, 26323402), (14, 18802430), (20, 13161701), (28, 9401215), (31, 8491420), (35, 7520972), (62, 4245710), (70, 3760486), (124, 2122855), (131, 2009420), (140, 1880243), (155, 1698284), (217, 1213060), (262, 1004710), (310, 849142), (434, 606530), (463, 568540), (524, 502355), (620, 424571), (655, 401884), (868, 303265), (917, 287060), (926, 284270), (1085, 242612), (1310, 200942), (1834, 143530), (1852, 142135), (2170, 121306), (2315, 113708), (2620, 100471), (3241, 81220), (3668, 71765), (4061, 64820), (4340, 60653), (4585, 57412), (4630, 56854), (6482, 40610), (8122, 32410), (9170, 28706), (9260, 28427), (12964, 20305), (14353, 18340), (16205, 16244)]