617179366940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{28387}}^1$

素因数の和:28779

約数の個数: 96

約数和(自身を含む): 1341247154688

約数和(自身を除く): 724067787748

約数列:

[1, 2, 4, 5, 10, 20, 61, 71, 122, 142, 244, 251, 284, 305, 355, 502, 610, 710, 1004, 1220, 1255, 1420, 2510, 4331, 5020, 8662, 15311, 17324, 17821, 21655, 28387, 30622, 35642, 43310, 56774, 61244, 71284, 76555, 86620, 89105, 113548, 141935, 153110, 178210, 283870, 306220, 356420, 567740, 1087081, 1731607, 2015477, 2174162, 3463214, 4030954, 4348324, 5435405, 6926428, 7125137, 8061908, 8658035, 10077385, 10870810, 14250274, 17316070, 20154770, 21741620, 28500548, 34632140, 35625685, 40309540, 71251370, 122944097, 142502740, 245888194, 434633357, 491776388, 505884727, 614720485, 869266714, 1011769454, 1229440970, 1738533428, 2023538908, 2173166785, 2458881940, 2529423635, 4346333570, 5058847270, 8692667140, 10117694540, 30858968347, 61717936694, 123435873388, 154294841735, 308589683470, 617179366940]

約数ペア:

[(1, 617179366940), (2, 308589683470), (4, 154294841735), (5, 123435873388), (10, 61717936694), (20, 30858968347), (61, 10117694540), (71, 8692667140), (122, 5058847270), (142, 4346333570), (244, 2529423635), (251, 2458881940), (284, 2173166785), (305, 2023538908), (355, 1738533428), (502, 1229440970), (610, 1011769454), (710, 869266714), (1004, 614720485), (1220, 505884727), (1255, 491776388), (1420, 434633357), (2510, 245888194), (4331, 142502740), (5020, 122944097), (8662, 71251370), (15311, 40309540), (17324, 35625685), (17821, 34632140), (21655, 28500548), (28387, 21741620), (30622, 20154770), (35642, 17316070), (43310, 14250274), (56774, 10870810), (61244, 10077385), (71284, 8658035), (76555, 8061908), (86620, 7125137), (89105, 6926428), (113548, 5435405), (141935, 4348324), (153110, 4030954), (178210, 3463214), (283870, 2174162), (306220, 2015477), (356420, 1731607), (567740, 1087081)]