162855420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4261}}^1$

素因数の和:4300

約数の個数: 144

約数和(自身を含む): 571380768

約数和(自身を除く): 408525348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2548, 2730, 2940, 3185, 3822, 4261, 5460, 6370, 7644, 8522, 9555, 12740, 12783, 17044, 19110, 21305, 25566, 29827, 38220, 42610, 51132, 55393, 59654, 63915, 85220, 89481, 110786, 119308, 127830, 149135, 166179, 178962, 208789, 221572, 255660, 276965, 298270, 332358, 357924, 387751, 417578, 447405, 553930, 596540, 626367, 664716, 775502, 830895, 835156, 894810, 1043945, 1107860, 1163253, 1252734, 1551004, 1661790, 1789620, 1938755, 2087890, 2326506, 2505468, 2714257, 3131835, 3323580, 3877510, 4175780, 4653012, 5428514, 5816265, 6263670, 7755020, 8142771, 10857028, 11632530, 12527340, 13571285, 16285542, 23265060, 27142570, 32571084, 40713855, 54285140, 81427710, 162855420]

約数ペア:

[(1, 162855420), (2, 81427710), (3, 54285140), (4, 40713855), (5, 32571084), (6, 27142570), (7, 23265060), (10, 16285542), (12, 13571285), (13, 12527340), (14, 11632530), (15, 10857028), (20, 8142771), (21, 7755020), (26, 6263670), (28, 5816265), (30, 5428514), (35, 4653012), (39, 4175780), (42, 3877510), (49, 3323580), (52, 3131835), (60, 2714257), (65, 2505468), (70, 2326506), (78, 2087890), (84, 1938755), (91, 1789620), (98, 1661790), (105, 1551004), (130, 1252734), (140, 1163253), (147, 1107860), (156, 1043945), (182, 894810), (195, 835156), (196, 830895), (210, 775502), (245, 664716), (260, 626367), (273, 596540), (294, 553930), (364, 447405), (390, 417578), (420, 387751), (455, 357924), (490, 332358), (546, 298270), (588, 276965), (637, 255660), (735, 221572), (780, 208789), (910, 178962), (980, 166179), (1092, 149135), (1274, 127830), (1365, 119308), (1470, 110786), (1820, 89481), (1911, 85220), (2548, 63915), (2730, 59654), (2940, 55393), (3185, 51132), (3822, 42610), (4261, 38220), (5460, 29827), (6370, 25566), (7644, 21305), (8522, 19110), (9555, 17044), (12740, 12783)]