1561950

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:123

約数の個数: 96

約数和(自身を含む): 4687200

約数和(自身を除く): 3125250

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 89, 90, 117, 130, 135, 150, 178, 195, 225, 234, 267, 270, 325, 351, 390, 445, 450, 534, 585, 650, 675, 702, 801, 890, 975, 1157, 1170, 1335, 1350, 1602, 1755, 1950, 2225, 2314, 2403, 2670, 2925, 3471, 3510, 4005, 4450, 4806, 5785, 5850, 6675, 6942, 8010, 8775, 10413, 11570, 12015, 13350, 17355, 17550, 20025, 20826, 24030, 28925, 31239, 34710, 40050, 52065, 57850, 60075, 62478, 86775, 104130, 120150, 156195, 173550, 260325, 312390, 520650, 780975, 1561950]

約数ペア:

[(1, 1561950), (2, 780975), (3, 520650), (5, 312390), (6, 260325), (9, 173550), (10, 156195), (13, 120150), (15, 104130), (18, 86775), (25, 62478), (26, 60075), (27, 57850), (30, 52065), (39, 40050), (45, 34710), (50, 31239), (54, 28925), (65, 24030), (75, 20826), (78, 20025), (89, 17550), (90, 17355), (117, 13350), (130, 12015), (135, 11570), (150, 10413), (178, 8775), (195, 8010), (225, 6942), (234, 6675), (267, 5850), (270, 5785), (325, 4806), (351, 4450), (390, 4005), (445, 3510), (450, 3471), (534, 2925), (585, 2670), (650, 2403), (675, 2314), (702, 2225), (801, 1950), (890, 1755), (975, 1602), (1157, 1350), (1170, 1335)]