7756303880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{18257}}^1$

素因数の和:18343

約数の個数: 128

約数和(自身を含む): 20244470400

約数和(自身を除く): 12488166520

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 43, 52, 65, 76, 86, 95, 104, 130, 152, 172, 190, 215, 247, 260, 344, 380, 430, 494, 520, 559, 760, 817, 860, 988, 1118, 1235, 1634, 1720, 1976, 2236, 2470, 2795, 3268, 4085, 4472, 4940, 5590, 6536, 8170, 9880, 10621, 11180, 16340, 18257, 21242, 22360, 32680, 36514, 42484, 53105, 73028, 84968, 91285, 106210, 146056, 182570, 212420, 237341, 346883, 365140, 424840, 474682, 693766, 730280, 785051, 949364, 1186705, 1387532, 1570102, 1734415, 1898728, 2373410, 2775064, 3140204, 3468830, 3925255, 4509479, 4746820, 6280408, 6937660, 7850510, 9018958, 9493640, 10205663, 13875320, 14915969, 15701020, 18037916, 20411326, 22547395, 29831938, 31402040, 36075832, 40822652, 45094790, 51028315, 59663876, 74579845, 81645304, 90189580, 102056630, 119327752, 149159690, 180379160, 193907597, 204113260, 298319380, 387815194, 408226520, 596638760, 775630388, 969537985, 1551260776, 1939075970, 3878151940, 7756303880]

約数ペア:

[(1, 7756303880), (2, 3878151940), (4, 1939075970), (5, 1551260776), (8, 969537985), (10, 775630388), (13, 596638760), (19, 408226520), (20, 387815194), (26, 298319380), (38, 204113260), (40, 193907597), (43, 180379160), (52, 149159690), (65, 119327752), (76, 102056630), (86, 90189580), (95, 81645304), (104, 74579845), (130, 59663876), (152, 51028315), (172, 45094790), (190, 40822652), (215, 36075832), (247, 31402040), (260, 29831938), (344, 22547395), (380, 20411326), (430, 18037916), (494, 15701020), (520, 14915969), (559, 13875320), (760, 10205663), (817, 9493640), (860, 9018958), (988, 7850510), (1118, 6937660), (1235, 6280408), (1634, 4746820), (1720, 4509479), (1976, 3925255), (2236, 3468830), (2470, 3140204), (2795, 2775064), (3268, 2373410), (4085, 1898728), (4472, 1734415), (4940, 1570102), (5590, 1387532), (6536, 1186705), (8170, 949364), (9880, 785051), (10621, 730280), (11180, 693766), (16340, 474682), (18257, 424840), (21242, 365140), (22360, 346883), (32680, 237341), (36514, 212420), (42484, 182570), (53105, 146056), (73028, 106210), (84968, 91285)]