20319181020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{104233}}^1$

素因数の和:104289

約数の個数: 144

約数和(自身を含む): 66718098720

約数和(自身を除く): 46398917700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 361, 380, 513, 540, 570, 684, 722, 855, 1026, 1083, 1140, 1444, 1710, 1805, 2052, 2166, 2565, 3249, 3420, 3610, 4332, 5130, 5415, 6498, 7220, 9747, 10260, 10830, 12996, 16245, 19494, 21660, 32490, 38988, 48735, 64980, 97470, 104233, 194940, 208466, 312699, 416932, 521165, 625398, 938097, 1042330, 1250796, 1563495, 1876194, 1980427, 2084660, 2814291, 3126990, 3752388, 3960854, 4690485, 5628582, 5941281, 6253980, 7921708, 9380970, 9902135, 11257164, 11882562, 14071455, 17823843, 18761940, 19804270, 23765124, 28142910, 29706405, 35647686, 37628113, 39608540, 53471529, 56285820, 59412810, 71295372, 75256226, 89119215, 106943058, 112884339, 118825620, 150512452, 178238430, 188140565, 213886116, 225768678, 267357645, 338653017, 356476860, 376281130, 451537356, 534715290, 564421695, 677306034, 752562260, 1015959051, 1069430580, 1128843390, 1354612068, 1693265085, 2031918102, 2257686780, 3386530170, 4063836204, 5079795255, 6773060340, 10159590510, 20319181020]

約数ペア:

[(1, 20319181020), (2, 10159590510), (3, 6773060340), (4, 5079795255), (5, 4063836204), (6, 3386530170), (9, 2257686780), (10, 2031918102), (12, 1693265085), (15, 1354612068), (18, 1128843390), (19, 1069430580), (20, 1015959051), (27, 752562260), (30, 677306034), (36, 564421695), (38, 534715290), (45, 451537356), (54, 376281130), (57, 356476860), (60, 338653017), (76, 267357645), (90, 225768678), (95, 213886116), (108, 188140565), (114, 178238430), (135, 150512452), (171, 118825620), (180, 112884339), (190, 106943058), (228, 89119215), (270, 75256226), (285, 71295372), (342, 59412810), (361, 56285820), (380, 53471529), (513, 39608540), (540, 37628113), (570, 35647686), (684, 29706405), (722, 28142910), (855, 23765124), (1026, 19804270), (1083, 18761940), (1140, 17823843), (1444, 14071455), (1710, 11882562), (1805, 11257164), (2052, 9902135), (2166, 9380970), (2565, 7921708), (3249, 6253980), (3420, 5941281), (3610, 5628582), (4332, 4690485), (5130, 3960854), (5415, 3752388), (6498, 3126990), (7220, 2814291), (9747, 2084660), (10260, 1980427), (10830, 1876194), (12996, 1563495), (16245, 1250796), (19494, 1042330), (21660, 938097), (32490, 625398), (38988, 521165), (48735, 416932), (64980, 312699), (97470, 208466), (104233, 194940)]