220123575

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 120

約数和(自身を含む): 476407008

約数和(自身を除く): 256283433

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 53, 63, 75, 81, 105, 135, 159, 175, 189, 225, 265, 293, 315, 371, 405, 477, 525, 567, 675, 795, 879, 945, 1113, 1325, 1431, 1465, 1575, 1855, 2025, 2051, 2385, 2637, 2835, 3339, 3975, 4293, 4395, 4725, 5565, 6153, 7155, 7325, 7911, 9275, 10017, 10255, 11925, 13185, 14175, 15529, 16695, 18459, 21465, 21975, 23733, 27825, 30051, 30765, 35775, 39555, 46587, 50085, 51275, 55377, 65925, 77645, 83475, 92295, 107325, 108703, 118665, 139761, 150255, 153825, 166131, 197775, 232935, 250425, 276885, 326109, 388225, 419283, 461475, 543515, 593325, 698805, 751275, 830655, 978327, 1164675, 1257849, 1384425, 1630545, 2096415, 2717575, 2934981, 3494025, 4153275, 4891635, 6289245, 8152725, 8804943, 10482075, 14674905, 24458175, 31446225, 44024715, 73374525, 220123575]

約数ペア:

[(1, 220123575), (3, 73374525), (5, 44024715), (7, 31446225), (9, 24458175), (15, 14674905), (21, 10482075), (25, 8804943), (27, 8152725), (35, 6289245), (45, 4891635), (53, 4153275), (63, 3494025), (75, 2934981), (81, 2717575), (105, 2096415), (135, 1630545), (159, 1384425), (175, 1257849), (189, 1164675), (225, 978327), (265, 830655), (293, 751275), (315, 698805), (371, 593325), (405, 543515), (477, 461475), (525, 419283), (567, 388225), (675, 326109), (795, 276885), (879, 250425), (945, 232935), (1113, 197775), (1325, 166131), (1431, 153825), (1465, 150255), (1575, 139761), (1855, 118665), (2025, 108703), (2051, 107325), (2385, 92295), (2637, 83475), (2835, 77645), (3339, 65925), (3975, 55377), (4293, 51275), (4395, 50085), (4725, 46587), (5565, 39555), (6153, 35775), (7155, 30765), (7325, 30051), (7911, 27825), (9275, 23733), (10017, 21975), (10255, 21465), (11925, 18459), (13185, 16695), (14175, 15529)]