1620996840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{307}}^1\times {\mathrm{4889}}^1$

素因数の和:5216

約数の個数: 128

約数和(自身を含む): 5422032000

約数和(自身を除く): 3801035160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 307, 360, 540, 614, 921, 1080, 1228, 1535, 1842, 2456, 2763, 3070, 3684, 4605, 4889, 5526, 6140, 7368, 8289, 9210, 9778, 11052, 12280, 13815, 14667, 16578, 18420, 19556, 22104, 24445, 27630, 29334, 33156, 36840, 39112, 41445, 44001, 48890, 55260, 58668, 66312, 73335, 82890, 88002, 97780, 110520, 117336, 132003, 146670, 165780, 176004, 195560, 220005, 264006, 293340, 331560, 352008, 440010, 528012, 586680, 660015, 880020, 1056024, 1320030, 1500923, 1760040, 2640060, 3001846, 4502769, 5280120, 6003692, 7504615, 9005538, 12007384, 13508307, 15009230, 18011076, 22513845, 27016614, 30018460, 36022152, 40524921, 45027690, 54033228, 60036920, 67541535, 81049842, 90055380, 108066456, 135083070, 162099684, 180110760, 202624605, 270166140, 324199368, 405249210, 540332280, 810498420, 1620996840]

約数ペア:

[(1, 1620996840), (2, 810498420), (3, 540332280), (4, 405249210), (5, 324199368), (6, 270166140), (8, 202624605), (9, 180110760), (10, 162099684), (12, 135083070), (15, 108066456), (18, 90055380), (20, 81049842), (24, 67541535), (27, 60036920), (30, 54033228), (36, 45027690), (40, 40524921), (45, 36022152), (54, 30018460), (60, 27016614), (72, 22513845), (90, 18011076), (108, 15009230), (120, 13508307), (135, 12007384), (180, 9005538), (216, 7504615), (270, 6003692), (307, 5280120), (360, 4502769), (540, 3001846), (614, 2640060), (921, 1760040), (1080, 1500923), (1228, 1320030), (1535, 1056024), (1842, 880020), (2456, 660015), (2763, 586680), (3070, 528012), (3684, 440010), (4605, 352008), (4889, 331560), (5526, 293340), (6140, 264006), (7368, 220005), (8289, 195560), (9210, 176004), (9778, 165780), (11052, 146670), (12280, 132003), (13815, 117336), (14667, 110520), (16578, 97780), (18420, 88002), (19556, 82890), (22104, 73335), (24445, 66312), (27630, 58668), (29334, 55260), (33156, 48890), (36840, 44001), (39112, 41445)]