85074780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1523}}^1$

素因数の和:1568

約数の個数: 144

約数和(自身を含む): 291876480

約数和(自身を除く): 206801700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1523, 1596, 1862, 1995, 2660, 2793, 2940, 3046, 3724, 3990, 4569, 4655, 5586, 6092, 7615, 7980, 9138, 9310, 10661, 11172, 13965, 15230, 18276, 18620, 21322, 22845, 27930, 28937, 30460, 31983, 42644, 45690, 53305, 55860, 57874, 63966, 74627, 86811, 91380, 106610, 115748, 127932, 144685, 149254, 159915, 173622, 202559, 213220, 223881, 289370, 298508, 319830, 347244, 373135, 405118, 434055, 447762, 578740, 607677, 639660, 746270, 810236, 868110, 895524, 1012795, 1119405, 1215354, 1417913, 1492540, 1736220, 2025590, 2238810, 2430708, 2835826, 3038385, 4051180, 4253739, 4477620, 5671652, 6076770, 7089565, 8507478, 12153540, 14179130, 17014956, 21268695, 28358260, 42537390, 85074780]

約数ペア:

[(1, 85074780), (2, 42537390), (3, 28358260), (4, 21268695), (5, 17014956), (6, 14179130), (7, 12153540), (10, 8507478), (12, 7089565), (14, 6076770), (15, 5671652), (19, 4477620), (20, 4253739), (21, 4051180), (28, 3038385), (30, 2835826), (35, 2430708), (38, 2238810), (42, 2025590), (49, 1736220), (57, 1492540), (60, 1417913), (70, 1215354), (76, 1119405), (84, 1012795), (95, 895524), (98, 868110), (105, 810236), (114, 746270), (133, 639660), (140, 607677), (147, 578740), (190, 447762), (196, 434055), (210, 405118), (228, 373135), (245, 347244), (266, 319830), (285, 298508), (294, 289370), (380, 223881), (399, 213220), (420, 202559), (490, 173622), (532, 159915), (570, 149254), (588, 144685), (665, 127932), (735, 115748), (798, 106610), (931, 91380), (980, 86811), (1140, 74627), (1330, 63966), (1470, 57874), (1523, 55860), (1596, 53305), (1862, 45690), (1995, 42644), (2660, 31983), (2793, 30460), (2940, 28937), (3046, 27930), (3724, 22845), (3990, 21322), (4569, 18620), (4655, 18276), (5586, 15230), (6092, 13965), (7615, 11172), (7980, 10661), (9138, 9310)]