159724400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1231

約数の個数: 120

約数和(自身を含む): 432496128

約数和(自身を除く): 272771728

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 176, 200, 220, 248, 275, 310, 341, 400, 440, 496, 550, 620, 682, 775, 880, 1100, 1171, 1240, 1364, 1550, 1705, 2200, 2342, 2480, 2728, 3100, 3410, 4400, 4684, 5456, 5855, 6200, 6820, 8525, 9368, 11710, 12400, 12881, 13640, 17050, 18736, 23420, 25762, 27280, 29275, 34100, 36301, 46840, 51524, 58550, 64405, 68200, 72602, 93680, 103048, 117100, 128810, 136400, 145204, 181505, 206096, 234200, 257620, 290408, 322025, 363010, 399311, 468400, 515240, 580816, 644050, 726020, 798622, 907525, 1030480, 1288100, 1452040, 1597244, 1815050, 1996555, 2576200, 2904080, 3194488, 3630100, 3993110, 5152400, 6388976, 7260200, 7986220, 9982775, 14520400, 15972440, 19965550, 31944880, 39931100, 79862200, 159724400]

約数ペア:

[(1, 159724400), (2, 79862200), (4, 39931100), (5, 31944880), (8, 19965550), (10, 15972440), (11, 14520400), (16, 9982775), (20, 7986220), (22, 7260200), (25, 6388976), (31, 5152400), (40, 3993110), (44, 3630100), (50, 3194488), (55, 2904080), (62, 2576200), (80, 1996555), (88, 1815050), (100, 1597244), (110, 1452040), (124, 1288100), (155, 1030480), (176, 907525), (200, 798622), (220, 726020), (248, 644050), (275, 580816), (310, 515240), (341, 468400), (400, 399311), (440, 363010), (496, 322025), (550, 290408), (620, 257620), (682, 234200), (775, 206096), (880, 181505), (1100, 145204), (1171, 136400), (1240, 128810), (1364, 117100), (1550, 103048), (1705, 93680), (2200, 72602), (2342, 68200), (2480, 64405), (2728, 58550), (3100, 51524), (3410, 46840), (4400, 36301), (4684, 34100), (5456, 29275), (5855, 27280), (6200, 25762), (6820, 23420), (8525, 18736), (9368, 17050), (11710, 13640), (12400, 12881)]