1398500880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{5107}}^1$

素因数の和:5293

約数の個数: 160

約数和(自身を含む): 4986061824

約数和(自身を除く): 3587560944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 163, 168, 210, 240, 280, 326, 336, 420, 489, 560, 652, 815, 840, 978, 1141, 1304, 1630, 1680, 1956, 2282, 2445, 2608, 3260, 3423, 3912, 4564, 4890, 5107, 5705, 6520, 6846, 7824, 9128, 9780, 10214, 11410, 13040, 13692, 15321, 17115, 18256, 19560, 20428, 22820, 25535, 27384, 30642, 34230, 35749, 39120, 40856, 45640, 51070, 54768, 61284, 68460, 71498, 76605, 81712, 91280, 102140, 107247, 122568, 136920, 142996, 153210, 178745, 204280, 214494, 245136, 273840, 285992, 306420, 357490, 408560, 428988, 536235, 571984, 612840, 714980, 832441, 857976, 1072470, 1225680, 1429960, 1664882, 1715952, 2144940, 2497323, 2859920, 3329764, 4162205, 4289880, 4994646, 5827087, 6659528, 8324410, 8579760, 9989292, 11654174, 12486615, 13319056, 16648820, 17481261, 19978584, 23308348, 24973230, 29135435, 33297640, 34962522, 39957168, 46616696, 49946460, 58270870, 66595280, 69925044, 87406305, 93233392, 99892920, 116541740, 139850088, 174812610, 199785840, 233083480, 279700176, 349625220, 466166960, 699250440, 1398500880]

約数ペア:

[(1, 1398500880), (2, 699250440), (3, 466166960), (4, 349625220), (5, 279700176), (6, 233083480), (7, 199785840), (8, 174812610), (10, 139850088), (12, 116541740), (14, 99892920), (15, 93233392), (16, 87406305), (20, 69925044), (21, 66595280), (24, 58270870), (28, 49946460), (30, 46616696), (35, 39957168), (40, 34962522), (42, 33297640), (48, 29135435), (56, 24973230), (60, 23308348), (70, 19978584), (80, 17481261), (84, 16648820), (105, 13319056), (112, 12486615), (120, 11654174), (140, 9989292), (163, 8579760), (168, 8324410), (210, 6659528), (240, 5827087), (280, 4994646), (326, 4289880), (336, 4162205), (420, 3329764), (489, 2859920), (560, 2497323), (652, 2144940), (815, 1715952), (840, 1664882), (978, 1429960), (1141, 1225680), (1304, 1072470), (1630, 857976), (1680, 832441), (1956, 714980), (2282, 612840), (2445, 571984), (2608, 536235), (3260, 428988), (3423, 408560), (3912, 357490), (4564, 306420), (4890, 285992), (5107, 273840), (5705, 245136), (6520, 214494), (6846, 204280), (7824, 178745), (9128, 153210), (9780, 142996), (10214, 136920), (11410, 122568), (13040, 107247), (13692, 102140), (15321, 91280), (17115, 81712), (18256, 76605), (19560, 71498), (20428, 68460), (22820, 61284), (25535, 54768), (27384, 51070), (30642, 45640), (34230, 40856), (35749, 39120)]