1284961950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{46811}}^1$

素因数の和:46890

約数の個数: 72

約数和(自身を含む): 3508933896

約数和(自身を除く): 2223971946

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 150, 183, 225, 305, 366, 450, 549, 610, 915, 1098, 1525, 1830, 2745, 3050, 4575, 5490, 9150, 13725, 27450, 46811, 93622, 140433, 234055, 280866, 421299, 468110, 702165, 842598, 1170275, 1404330, 2106495, 2340550, 2855471, 3510825, 4212990, 5710942, 7021650, 8566413, 10532475, 14277355, 17132826, 21064950, 25699239, 28554710, 42832065, 51398478, 71386775, 85664130, 128496195, 142773550, 214160325, 256992390, 428320650, 642480975, 1284961950]

約数ペア:

[(1, 1284961950), (2, 642480975), (3, 428320650), (5, 256992390), (6, 214160325), (9, 142773550), (10, 128496195), (15, 85664130), (18, 71386775), (25, 51398478), (30, 42832065), (45, 28554710), (50, 25699239), (61, 21064950), (75, 17132826), (90, 14277355), (122, 10532475), (150, 8566413), (183, 7021650), (225, 5710942), (305, 4212990), (366, 3510825), (450, 2855471), (549, 2340550), (610, 2106495), (915, 1404330), (1098, 1170275), (1525, 842598), (1830, 702165), (2745, 468110), (3050, 421299), (4575, 280866), (5490, 234055), (9150, 140433), (13725, 93622), (27450, 46811)]