820360380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:436

約数の個数: 192

約数和(自身を含む): 2694601728

約数和(自身を除く): 1874241348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 83, 84, 101, 105, 140, 166, 202, 210, 233, 249, 303, 332, 404, 415, 420, 466, 498, 505, 581, 606, 699, 707, 830, 932, 996, 1010, 1162, 1165, 1212, 1245, 1398, 1414, 1515, 1631, 1660, 1743, 2020, 2121, 2324, 2330, 2490, 2796, 2828, 2905, 3030, 3262, 3486, 3495, 3535, 4242, 4660, 4893, 4980, 5810, 6060, 6524, 6972, 6990, 7070, 8155, 8383, 8484, 8715, 9786, 10605, 11620, 13980, 14140, 16310, 16766, 17430, 19339, 19572, 21210, 23533, 24465, 25149, 32620, 33532, 34860, 38678, 41915, 42420, 47066, 48930, 50298, 58017, 58681, 70599, 77356, 83830, 94132, 96695, 97860, 100596, 116034, 117362, 117665, 125745, 135373, 141198, 164731, 167660, 176043, 193390, 232068, 234724, 235330, 251490, 270746, 282396, 290085, 293405, 329462, 352086, 352995, 386780, 406119, 470660, 494193, 502980, 541492, 580170, 586810, 658924, 676865, 704172, 705990, 812238, 823655, 880215, 988386, 1160340, 1173620, 1353730, 1411980, 1624476, 1647310, 1760430, 1953239, 1976772, 2030595, 2470965, 2707460, 3294620, 3520860, 3906478, 4061190, 4941930, 5859717, 7812956, 8122380, 9766195, 9883860, 11719434, 13672673, 19532390, 23438868, 27345346, 29298585, 39064780, 41018019, 54690692, 58597170, 68363365, 82036038, 117194340, 136726730, 164072076, 205090095, 273453460, 410180190, 820360380]

約数ペア:

[(1, 820360380), (2, 410180190), (3, 273453460), (4, 205090095), (5, 164072076), (6, 136726730), (7, 117194340), (10, 82036038), (12, 68363365), (14, 58597170), (15, 54690692), (20, 41018019), (21, 39064780), (28, 29298585), (30, 27345346), (35, 23438868), (42, 19532390), (60, 13672673), (70, 11719434), (83, 9883860), (84, 9766195), (101, 8122380), (105, 7812956), (140, 5859717), (166, 4941930), (202, 4061190), (210, 3906478), (233, 3520860), (249, 3294620), (303, 2707460), (332, 2470965), (404, 2030595), (415, 1976772), (420, 1953239), (466, 1760430), (498, 1647310), (505, 1624476), (581, 1411980), (606, 1353730), (699, 1173620), (707, 1160340), (830, 988386), (932, 880215), (996, 823655), (1010, 812238), (1162, 705990), (1165, 704172), (1212, 676865), (1245, 658924), (1398, 586810), (1414, 580170), (1515, 541492), (1631, 502980), (1660, 494193), (1743, 470660), (2020, 406119), (2121, 386780), (2324, 352995), (2330, 352086), (2490, 329462), (2796, 293405), (2828, 290085), (2905, 282396), (3030, 270746), (3262, 251490), (3486, 235330), (3495, 234724), (3535, 232068), (4242, 193390), (4660, 176043), (4893, 167660), (4980, 164731), (5810, 141198), (6060, 135373), (6524, 125745), (6972, 117665), (6990, 117362), (7070, 116034), (8155, 100596), (8383, 97860), (8484, 96695), (8715, 94132), (9786, 83830), (10605, 77356), (11620, 70599), (13980, 58681), (14140, 58017), (16310, 50298), (16766, 48930), (17430, 47066), (19339, 42420), (19572, 41915), (21210, 38678), (23533, 34860), (24465, 33532), (25149, 32620)]