306875140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1759}}^1$

素因数の和:1853

約数の個数: 96

約数和(自身を含む): 769950720

約数和(自身を除く): 463075580

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 61, 65, 110, 122, 130, 143, 220, 244, 260, 286, 305, 572, 610, 671, 715, 793, 1220, 1342, 1430, 1586, 1759, 2684, 2860, 3172, 3355, 3518, 3965, 6710, 7036, 7930, 8723, 8795, 13420, 15860, 17446, 17590, 19349, 22867, 34892, 35180, 38698, 43615, 45734, 77396, 87230, 91468, 96745, 107299, 114335, 174460, 193490, 214598, 228670, 251537, 386980, 429196, 457340, 503074, 536495, 1006148, 1072990, 1180289, 1257685, 1394887, 2145980, 2360578, 2515370, 2789774, 4721156, 5030740, 5579548, 5901445, 6974435, 11802890, 13948870, 15343757, 23605780, 27897740, 30687514, 61375028, 76718785, 153437570, 306875140]

約数ペア:

[(1, 306875140), (2, 153437570), (4, 76718785), (5, 61375028), (10, 30687514), (11, 27897740), (13, 23605780), (20, 15343757), (22, 13948870), (26, 11802890), (44, 6974435), (52, 5901445), (55, 5579548), (61, 5030740), (65, 4721156), (110, 2789774), (122, 2515370), (130, 2360578), (143, 2145980), (220, 1394887), (244, 1257685), (260, 1180289), (286, 1072990), (305, 1006148), (572, 536495), (610, 503074), (671, 457340), (715, 429196), (793, 386980), (1220, 251537), (1342, 228670), (1430, 214598), (1586, 193490), (1759, 174460), (2684, 114335), (2860, 107299), (3172, 96745), (3355, 91468), (3518, 87230), (3965, 77396), (6710, 45734), (7036, 43615), (7930, 38698), (8723, 35180), (8795, 34892), (13420, 22867), (15860, 19349), (17446, 17590)]