17880278220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{267749}}^1$

素因数の和:267824

約数の個数: 144

約数和(自身を含む): 63154728000

約数和(自身を除く): 45274449780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3710, 4452, 4770, 5565, 6678, 7420, 9540, 11130, 13356, 16695, 22260, 33390, 66780, 267749, 535498, 803247, 1070996, 1338745, 1606494, 1874243, 2409741, 2677490, 3212988, 3748486, 4016235, 4819482, 5354980, 5622729, 7496972, 8032470, 9371215, 9638964, 11245458, 12048705, 14190697, 16064940, 16868187, 18742430, 22490916, 24097410, 28113645, 28381394, 33736374, 37484860, 42572091, 48194820, 56227290, 56762788, 67472748, 70953485, 84340935, 85144182, 99334879, 112454580, 127716273, 141906970, 168681870, 170288364, 198669758, 212860455, 255432546, 283813940, 298004637, 337363740, 397339516, 425720910, 496674395, 510865092, 596009274, 638581365, 851441820, 894013911, 993348790, 1192018548, 1277162730, 1490023185, 1788027822, 1986697580, 2554325460, 2980046370, 3576055644, 4470069555, 5960092740, 8940139110, 17880278220]

約数ペア:

[(1, 17880278220), (2, 8940139110), (3, 5960092740), (4, 4470069555), (5, 3576055644), (6, 2980046370), (7, 2554325460), (9, 1986697580), (10, 1788027822), (12, 1490023185), (14, 1277162730), (15, 1192018548), (18, 993348790), (20, 894013911), (21, 851441820), (28, 638581365), (30, 596009274), (35, 510865092), (36, 496674395), (42, 425720910), (45, 397339516), (53, 337363740), (60, 298004637), (63, 283813940), (70, 255432546), (84, 212860455), (90, 198669758), (105, 170288364), (106, 168681870), (126, 141906970), (140, 127716273), (159, 112454580), (180, 99334879), (210, 85144182), (212, 84340935), (252, 70953485), (265, 67472748), (315, 56762788), (318, 56227290), (371, 48194820), (420, 42572091), (477, 37484860), (530, 33736374), (630, 28381394), (636, 28113645), (742, 24097410), (795, 22490916), (954, 18742430), (1060, 16868187), (1113, 16064940), (1260, 14190697), (1484, 12048705), (1590, 11245458), (1855, 9638964), (1908, 9371215), (2226, 8032470), (2385, 7496972), (3180, 5622729), (3339, 5354980), (3710, 4819482), (4452, 4016235), (4770, 3748486), (5565, 3212988), (6678, 2677490), (7420, 2409741), (9540, 1874243), (11130, 1606494), (13356, 1338745), (16695, 1070996), (22260, 803247), (33390, 535498), (66780, 267749)]