20943026640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{5821}}^1$

素因数の和:6122

約数の個数: 240

約数和(自身を含む): 74329706880

約数和(自身を除く): 53386680240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 263, 285, 304, 342, 360, 380, 456, 526, 570, 684, 720, 760, 789, 855, 912, 1052, 1140, 1315, 1368, 1520, 1578, 1710, 2104, 2280, 2367, 2630, 2736, 3156, 3420, 3945, 4208, 4560, 4734, 4997, 5260, 5821, 6312, 6840, 7890, 9468, 9994, 10520, 11642, 11835, 12624, 13680, 14991, 15780, 17463, 18936, 19988, 21040, 23284, 23670, 24985, 29105, 29982, 31560, 34926, 37872, 39976, 44973, 46568, 47340, 49970, 52389, 58210, 59964, 63120, 69852, 74955, 79952, 87315, 89946, 93136, 94680, 99940, 104778, 110599, 116420, 119928, 139704, 149910, 174630, 179892, 189360, 199880, 209556, 221198, 224865, 232840, 239856, 261945, 279408, 299820, 331797, 349260, 359784, 399760, 419112, 442396, 449730, 465680, 523890, 552995, 599640, 663594, 698520, 719568, 838224, 884792, 899460, 995391, 1047780, 1105990, 1199280, 1327188, 1397040, 1530923, 1658985, 1769584, 1798920, 1990782, 2095560, 2211980, 2654376, 3061846, 3317970, 3597840, 3981564, 4191120, 4423960, 4592769, 4976955, 5308752, 6123692, 6635940, 7654615, 7963128, 8847920, 9185538, 9953910, 12247384, 13271880, 13778307, 15309230, 15926256, 18371076, 19907820, 22963845, 24494768, 26543760, 27556614, 29087537, 30618460, 36742152, 39815640, 45927690, 55113228, 58175074, 61236920, 68891535, 73484304, 79631280, 87262611, 91855380, 110226456, 116350148, 122473840, 137783070, 145437685, 174525222, 183710760, 220452912, 232700296, 261787833, 275566140, 290875370, 349050444, 367421520, 436313055, 465400592, 523575666, 551132280, 581750740, 698100888, 872626110, 1047151332, 1102264560, 1163501480, 1308939165, 1396201776, 1745252220, 2094302664, 2327002960, 2617878330, 3490504440, 4188605328, 5235756660, 6981008880, 10471513320, 20943026640]

約数ペア:

[(1, 20943026640), (2, 10471513320), (3, 6981008880), (4, 5235756660), (5, 4188605328), (6, 3490504440), (8, 2617878330), (9, 2327002960), (10, 2094302664), (12, 1745252220), (15, 1396201776), (16, 1308939165), (18, 1163501480), (19, 1102264560), (20, 1047151332), (24, 872626110), (30, 698100888), (36, 581750740), (38, 551132280), (40, 523575666), (45, 465400592), (48, 436313055), (57, 367421520), (60, 349050444), (72, 290875370), (76, 275566140), (80, 261787833), (90, 232700296), (95, 220452912), (114, 183710760), (120, 174525222), (144, 145437685), (152, 137783070), (171, 122473840), (180, 116350148), (190, 110226456), (228, 91855380), (240, 87262611), (263, 79631280), (285, 73484304), (304, 68891535), (342, 61236920), (360, 58175074), (380, 55113228), (456, 45927690), (526, 39815640), (570, 36742152), (684, 30618460), (720, 29087537), (760, 27556614), (789, 26543760), (855, 24494768), (912, 22963845), (1052, 19907820), (1140, 18371076), (1315, 15926256), (1368, 15309230), (1520, 13778307), (1578, 13271880), (1710, 12247384), (2104, 9953910), (2280, 9185538), (2367, 8847920), (2630, 7963128), (2736, 7654615), (3156, 6635940), (3420, 6123692), (3945, 5308752), (4208, 4976955), (4560, 4592769), (4734, 4423960), (4997, 4191120), (5260, 3981564), (5821, 3597840), (6312, 3317970), (6840, 3061846), (7890, 2654376), (9468, 2211980), (9994, 2095560), (10520, 1990782), (11642, 1798920), (11835, 1769584), (12624, 1658985), (13680, 1530923), (14991, 1397040), (15780, 1327188), (17463, 1199280), (18936, 1105990), (19988, 1047780), (21040, 995391), (23284, 899460), (23670, 884792), (24985, 838224), (29105, 719568), (29982, 698520), (31560, 663594), (34926, 599640), (37872, 552995), (39976, 523890), (44973, 465680), (46568, 449730), (47340, 442396), (49970, 419112), (52389, 399760), (58210, 359784), (59964, 349260), (63120, 331797), (69852, 299820), (74955, 279408), (79952, 261945), (87315, 239856), (89946, 232840), (93136, 224865), (94680, 221198), (99940, 209556), (104778, 199880), (110599, 189360), (116420, 179892), (119928, 174630), (139704, 149910)]