74999400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^2\times {\mathrm{2551}}^1$

素因数の和:2584

約数の個数: 144

約数和(自身を含む): 270563040

約数和(自身を除く): 195563640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 140, 147, 150, 168, 175, 196, 200, 210, 245, 280, 294, 300, 350, 392, 420, 490, 525, 588, 600, 700, 735, 840, 980, 1050, 1176, 1225, 1400, 1470, 1960, 2100, 2450, 2551, 2940, 3675, 4200, 4900, 5102, 5880, 7350, 7653, 9800, 10204, 12755, 14700, 15306, 17857, 20408, 25510, 29400, 30612, 35714, 38265, 51020, 53571, 61224, 63775, 71428, 76530, 89285, 102040, 107142, 124999, 127550, 142856, 153060, 178570, 191325, 214284, 249998, 255100, 267855, 306120, 357140, 374997, 382650, 428568, 446425, 499996, 510200, 535710, 624995, 714280, 749994, 765300, 892850, 999992, 1071420, 1249990, 1339275, 1499988, 1530600, 1785700, 1874985, 2142840, 2499980, 2678550, 2999976, 3124975, 3571400, 3749970, 4999960, 5357100, 6249950, 7499940, 9374925, 10714200, 12499900, 14999880, 18749850, 24999800, 37499700, 74999400]

約数ペア:

[(1, 74999400), (2, 37499700), (3, 24999800), (4, 18749850), (5, 14999880), (6, 12499900), (7, 10714200), (8, 9374925), (10, 7499940), (12, 6249950), (14, 5357100), (15, 4999960), (20, 3749970), (21, 3571400), (24, 3124975), (25, 2999976), (28, 2678550), (30, 2499980), (35, 2142840), (40, 1874985), (42, 1785700), (49, 1530600), (50, 1499988), (56, 1339275), (60, 1249990), (70, 1071420), (75, 999992), (84, 892850), (98, 765300), (100, 749994), (105, 714280), (120, 624995), (140, 535710), (147, 510200), (150, 499996), (168, 446425), (175, 428568), (196, 382650), (200, 374997), (210, 357140), (245, 306120), (280, 267855), (294, 255100), (300, 249998), (350, 214284), (392, 191325), (420, 178570), (490, 153060), (525, 142856), (588, 127550), (600, 124999), (700, 107142), (735, 102040), (840, 89285), (980, 76530), (1050, 71428), (1176, 63775), (1225, 61224), (1400, 53571), (1470, 51020), (1960, 38265), (2100, 35714), (2450, 30612), (2551, 29400), (2940, 25510), (3675, 20408), (4200, 17857), (4900, 15306), (5102, 14700), (5880, 12755), (7350, 10204), (7653, 9800)]