15705721240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{757}}^1\times {\mathrm{773}}^1$

素因数の和:1613

約数の個数: 128

約数和(自身を含む): 39284896320

約数和(自身を除く): 23579175080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 757, 773, 1220, 1342, 1514, 1546, 2440, 2684, 3028, 3092, 3355, 3785, 3865, 5368, 6056, 6184, 6710, 7570, 7730, 8327, 8503, 13420, 15140, 15460, 16654, 17006, 26840, 30280, 30920, 33308, 34012, 41635, 42515, 46177, 47153, 66616, 68024, 83270, 85030, 92354, 94306, 166540, 170060, 184708, 188612, 230885, 235765, 333080, 340120, 369416, 377224, 461770, 471530, 507947, 518683, 585161, 923540, 943060, 1015894, 1037366, 1170322, 1847080, 1886120, 2031788, 2074732, 2340644, 2539735, 2593415, 2925805, 4063576, 4149464, 4681288, 5079470, 5186830, 5851610, 6436771, 10158940, 10373660, 11703220, 12873542, 20317880, 20747320, 23406440, 25747084, 32183855, 35694821, 51494168, 64367710, 71389642, 128735420, 142779284, 178474105, 257470840, 285558568, 356948210, 392643031, 713896420, 785286062, 1427792840, 1570572124, 1963215155, 3141144248, 3926430310, 7852860620, 15705721240]

約数ペア:

[(1, 15705721240), (2, 7852860620), (4, 3926430310), (5, 3141144248), (8, 1963215155), (10, 1570572124), (11, 1427792840), (20, 785286062), (22, 713896420), (40, 392643031), (44, 356948210), (55, 285558568), (61, 257470840), (88, 178474105), (110, 142779284), (122, 128735420), (220, 71389642), (244, 64367710), (305, 51494168), (440, 35694821), (488, 32183855), (610, 25747084), (671, 23406440), (757, 20747320), (773, 20317880), (1220, 12873542), (1342, 11703220), (1514, 10373660), (1546, 10158940), (2440, 6436771), (2684, 5851610), (3028, 5186830), (3092, 5079470), (3355, 4681288), (3785, 4149464), (3865, 4063576), (5368, 2925805), (6056, 2593415), (6184, 2539735), (6710, 2340644), (7570, 2074732), (7730, 2031788), (8327, 1886120), (8503, 1847080), (13420, 1170322), (15140, 1037366), (15460, 1015894), (16654, 943060), (17006, 923540), (26840, 585161), (30280, 518683), (30920, 507947), (33308, 471530), (34012, 461770), (41635, 377224), (42515, 369416), (46177, 340120), (47153, 333080), (66616, 235765), (68024, 230885), (83270, 188612), (85030, 184708), (92354, 170060), (94306, 166540)]