247593280

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2269}}^1$

素因数の和:2328

約数の個数: 112

約数和(自身を含む): 664220160

約数和(自身を除く): 416626880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 682, 704, 880, 992, 1240, 1364, 1705, 1760, 1984, 2269, 2480, 2728, 3410, 3520, 4538, 4960, 5456, 6820, 9076, 9920, 10912, 11345, 13640, 18152, 21824, 22690, 24959, 27280, 36304, 45380, 49918, 54560, 70339, 72608, 90760, 99836, 109120, 124795, 140678, 145216, 181520, 199672, 249590, 281356, 351695, 363040, 399344, 499180, 562712, 703390, 726080, 773729, 798688, 998360, 1125424, 1406780, 1547458, 1597376, 1996720, 2250848, 2813560, 3094916, 3868645, 3993440, 4501696, 5627120, 6189832, 7737290, 7986880, 11254240, 12379664, 15474580, 22508480, 24759328, 30949160, 49518656, 61898320, 123796640, 247593280]

約数ペア:

[(1, 247593280), (2, 123796640), (4, 61898320), (5, 49518656), (8, 30949160), (10, 24759328), (11, 22508480), (16, 15474580), (20, 12379664), (22, 11254240), (31, 7986880), (32, 7737290), (40, 6189832), (44, 5627120), (55, 4501696), (62, 3993440), (64, 3868645), (80, 3094916), (88, 2813560), (110, 2250848), (124, 1996720), (155, 1597376), (160, 1547458), (176, 1406780), (220, 1125424), (248, 998360), (310, 798688), (320, 773729), (341, 726080), (352, 703390), (440, 562712), (496, 499180), (620, 399344), (682, 363040), (704, 351695), (880, 281356), (992, 249590), (1240, 199672), (1364, 181520), (1705, 145216), (1760, 140678), (1984, 124795), (2269, 109120), (2480, 99836), (2728, 90760), (3410, 72608), (3520, 70339), (4538, 54560), (4960, 49918), (5456, 45380), (6820, 36304), (9076, 27280), (9920, 24959), (10912, 22690), (11345, 21824), (13640, 18152)]