21408773880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{3001}}^1$

素因数の和:3314

約数の個数: 256

約数和(自身を含む): 73532188800

約数和(自身を除く): 52123414920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 269, 312, 340, 390, 408, 442, 510, 520, 538, 663, 680, 780, 807, 884, 1020, 1076, 1105, 1326, 1345, 1560, 1614, 1768, 2040, 2152, 2210, 2652, 2690, 3001, 3228, 3315, 3497, 4035, 4420, 4573, 5304, 5380, 6002, 6456, 6630, 6994, 8070, 8840, 9003, 9146, 10491, 10760, 12004, 13260, 13719, 13988, 15005, 16140, 17485, 18006, 18292, 20982, 22865, 24008, 26520, 27438, 27976, 30010, 32280, 34970, 36012, 36584, 39013, 41964, 45015, 45730, 51017, 52455, 54876, 59449, 60020, 68595, 69940, 72024, 78026, 83928, 90030, 91460, 102034, 104910, 109752, 117039, 118898, 120040, 137190, 139880, 153051, 156052, 178347, 180060, 182920, 195065, 204068, 209820, 234078, 237796, 255085, 274380, 297245, 306102, 312104, 356694, 360120, 390130, 408136, 419640, 468156, 475592, 510170, 548760, 585195, 594490, 612204, 663221, 713388, 765255, 780260, 807269, 891735, 936312, 1020340, 1170390, 1188980, 1224408, 1326442, 1426776, 1530510, 1560520, 1614538, 1783470, 1989663, 2040680, 2340780, 2377960, 2421807, 2652884, 3061020, 3229076, 3316105, 3566940, 3979326, 4036345, 4681560, 4843614, 5305768, 6122040, 6458152, 6632210, 7133880, 7958652, 8072690, 9687228, 9948315, 10494497, 12109035, 13264420, 13723573, 15917304, 16145380, 19374456, 19896630, 20988994, 24218070, 26528840, 27447146, 31483491, 32290760, 39793260, 41170719, 41977988, 48436140, 52472485, 54894292, 62966982, 68617865, 79586520, 82341438, 83955976, 96872280, 104944970, 109788584, 125933964, 137235730, 157417455, 164682876, 178406449, 205853595, 209889940, 251867928, 274471460, 314834910, 329365752, 356812898, 411707190, 419779880, 535219347, 548942920, 629669820, 713625796, 823414380, 892032245, 1070438694, 1259339640, 1427251592, 1646828760, 1784064490, 2140877388, 2676096735, 3568128980, 4281754776, 5352193470, 7136257960, 10704386940, 21408773880]

約数ペア:

[(1, 21408773880), (2, 10704386940), (3, 7136257960), (4, 5352193470), (5, 4281754776), (6, 3568128980), (8, 2676096735), (10, 2140877388), (12, 1784064490), (13, 1646828760), (15, 1427251592), (17, 1259339640), (20, 1070438694), (24, 892032245), (26, 823414380), (30, 713625796), (34, 629669820), (39, 548942920), (40, 535219347), (51, 419779880), (52, 411707190), (60, 356812898), (65, 329365752), (68, 314834910), (78, 274471460), (85, 251867928), (102, 209889940), (104, 205853595), (120, 178406449), (130, 164682876), (136, 157417455), (156, 137235730), (170, 125933964), (195, 109788584), (204, 104944970), (221, 96872280), (255, 83955976), (260, 82341438), (269, 79586520), (312, 68617865), (340, 62966982), (390, 54894292), (408, 52472485), (442, 48436140), (510, 41977988), (520, 41170719), (538, 39793260), (663, 32290760), (680, 31483491), (780, 27447146), (807, 26528840), (884, 24218070), (1020, 20988994), (1076, 19896630), (1105, 19374456), (1326, 16145380), (1345, 15917304), (1560, 13723573), (1614, 13264420), (1768, 12109035), (2040, 10494497), (2152, 9948315), (2210, 9687228), (2652, 8072690), (2690, 7958652), (3001, 7133880), (3228, 6632210), (3315, 6458152), (3497, 6122040), (4035, 5305768), (4420, 4843614), (4573, 4681560), (5304, 4036345), (5380, 3979326), (6002, 3566940), (6456, 3316105), (6630, 3229076), (6994, 3061020), (8070, 2652884), (8840, 2421807), (9003, 2377960), (9146, 2340780), (10491, 2040680), (10760, 1989663), (12004, 1783470), (13260, 1614538), (13719, 1560520), (13988, 1530510), (15005, 1426776), (16140, 1326442), (17485, 1224408), (18006, 1188980), (18292, 1170390), (20982, 1020340), (22865, 936312), (24008, 891735), (26520, 807269), (27438, 780260), (27976, 765255), (30010, 713388), (32280, 663221), (34970, 612204), (36012, 594490), (36584, 585195), (39013, 548760), (41964, 510170), (45015, 475592), (45730, 468156), (51017, 419640), (52455, 408136), (54876, 390130), (59449, 360120), (60020, 356694), (68595, 312104), (69940, 306102), (72024, 297245), (78026, 274380), (83928, 255085), (90030, 237796), (91460, 234078), (102034, 209820), (104910, 204068), (109752, 195065), (117039, 182920), (118898, 180060), (120040, 178347), (137190, 156052), (139880, 153051)]