168502980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 522837504

約数和(自身を除く): 354334524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 73, 85, 93, 102, 124, 146, 155, 170, 186, 204, 219, 255, 292, 310, 340, 365, 372, 438, 465, 510, 527, 620, 730, 876, 930, 1020, 1054, 1095, 1241, 1460, 1581, 1860, 2108, 2190, 2263, 2482, 2635, 3162, 3723, 4380, 4526, 4964, 5270, 5329, 6205, 6324, 6789, 7446, 7905, 9052, 10540, 10658, 11315, 12410, 13578, 14892, 15810, 15987, 18615, 21316, 22630, 24820, 26645, 27156, 31620, 31974, 33945, 37230, 38471, 45260, 53290, 63948, 67890, 74460, 76942, 79935, 90593, 106580, 115413, 135780, 153884, 159870, 165199, 181186, 192355, 230826, 271779, 319740, 330398, 362372, 384710, 452965, 461652, 495597, 543558, 577065, 660796, 769420, 825995, 905930, 991194, 1087116, 1154130, 1358895, 1651990, 1811860, 1982388, 2308260, 2477985, 2717790, 2808383, 3303980, 4955970, 5435580, 5616766, 8425149, 9911940, 11233532, 14041915, 16850298, 28083830, 33700596, 42125745, 56167660, 84251490, 168502980]

約数ペア:

[(1, 168502980), (2, 84251490), (3, 56167660), (4, 42125745), (5, 33700596), (6, 28083830), (10, 16850298), (12, 14041915), (15, 11233532), (17, 9911940), (20, 8425149), (30, 5616766), (31, 5435580), (34, 4955970), (51, 3303980), (60, 2808383), (62, 2717790), (68, 2477985), (73, 2308260), (85, 1982388), (93, 1811860), (102, 1651990), (124, 1358895), (146, 1154130), (155, 1087116), (170, 991194), (186, 905930), (204, 825995), (219, 769420), (255, 660796), (292, 577065), (310, 543558), (340, 495597), (365, 461652), (372, 452965), (438, 384710), (465, 362372), (510, 330398), (527, 319740), (620, 271779), (730, 230826), (876, 192355), (930, 181186), (1020, 165199), (1054, 159870), (1095, 153884), (1241, 135780), (1460, 115413), (1581, 106580), (1860, 90593), (2108, 79935), (2190, 76942), (2263, 74460), (2482, 67890), (2635, 63948), (3162, 53290), (3723, 45260), (4380, 38471), (4526, 37230), (4964, 33945), (5270, 31974), (5329, 31620), (6205, 27156), (6324, 26645), (6789, 24820), (7446, 22630), (7905, 21316), (9052, 18615), (10540, 15987), (10658, 15810), (11315, 14892), (12410, 13578)]