19077750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 52809120

約数和(自身を除く): 33731370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 125, 139, 150, 183, 225, 250, 278, 305, 366, 375, 417, 450, 549, 610, 695, 750, 834, 915, 1098, 1125, 1251, 1390, 1525, 1830, 2085, 2250, 2502, 2745, 3050, 3475, 4170, 4575, 5490, 6255, 6950, 7625, 8479, 9150, 10425, 12510, 13725, 15250, 16958, 17375, 20850, 22875, 25437, 27450, 31275, 34750, 42395, 45750, 50874, 52125, 62550, 68625, 76311, 84790, 104250, 127185, 137250, 152622, 156375, 211975, 254370, 312750, 381555, 423950, 635925, 763110, 1059875, 1271850, 1907775, 2119750, 3179625, 3815550, 6359250, 9538875, 19077750]

約数ペア:

[(1, 19077750), (2, 9538875), (3, 6359250), (5, 3815550), (6, 3179625), (9, 2119750), (10, 1907775), (15, 1271850), (18, 1059875), (25, 763110), (30, 635925), (45, 423950), (50, 381555), (61, 312750), (75, 254370), (90, 211975), (122, 156375), (125, 152622), (139, 137250), (150, 127185), (183, 104250), (225, 84790), (250, 76311), (278, 68625), (305, 62550), (366, 52125), (375, 50874), (417, 45750), (450, 42395), (549, 34750), (610, 31275), (695, 27450), (750, 25437), (834, 22875), (915, 20850), (1098, 17375), (1125, 16958), (1251, 15250), (1390, 13725), (1525, 12510), (1830, 10425), (2085, 9150), (2250, 8479), (2502, 7625), (2745, 6950), (3050, 6255), (3475, 5490), (4170, 4575)]