248284680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{4049}}^1$

素因数の和:4143

約数の個数: 128

約数和(自身を含む): 863136000

約数和(自身を除く): 614851320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 73, 84, 105, 120, 140, 146, 168, 210, 219, 280, 292, 365, 420, 438, 511, 584, 730, 840, 876, 1022, 1095, 1460, 1533, 1752, 2044, 2190, 2555, 2920, 3066, 4049, 4088, 4380, 5110, 6132, 7665, 8098, 8760, 10220, 12147, 12264, 15330, 16196, 20245, 20440, 24294, 28343, 30660, 32392, 40490, 48588, 56686, 60735, 61320, 80980, 85029, 97176, 113372, 121470, 141715, 161960, 170058, 226744, 242940, 283430, 295577, 340116, 425145, 485880, 566860, 591154, 680232, 850290, 886731, 1133720, 1182308, 1477885, 1700580, 1773462, 2069039, 2364616, 2955770, 3401160, 3546924, 4138078, 4433655, 5911540, 6207117, 7093848, 8276156, 8867310, 10345195, 11823080, 12414234, 16552312, 17734620, 20690390, 24828468, 31035585, 35469240, 41380780, 49656936, 62071170, 82761560, 124142340, 248284680]

約数ペア:

[(1, 248284680), (2, 124142340), (3, 82761560), (4, 62071170), (5, 49656936), (6, 41380780), (7, 35469240), (8, 31035585), (10, 24828468), (12, 20690390), (14, 17734620), (15, 16552312), (20, 12414234), (21, 11823080), (24, 10345195), (28, 8867310), (30, 8276156), (35, 7093848), (40, 6207117), (42, 5911540), (56, 4433655), (60, 4138078), (70, 3546924), (73, 3401160), (84, 2955770), (105, 2364616), (120, 2069039), (140, 1773462), (146, 1700580), (168, 1477885), (210, 1182308), (219, 1133720), (280, 886731), (292, 850290), (365, 680232), (420, 591154), (438, 566860), (511, 485880), (584, 425145), (730, 340116), (840, 295577), (876, 283430), (1022, 242940), (1095, 226744), (1460, 170058), (1533, 161960), (1752, 141715), (2044, 121470), (2190, 113372), (2555, 97176), (2920, 85029), (3066, 80980), (4049, 61320), (4088, 60735), (4380, 56686), (5110, 48588), (6132, 40490), (7665, 32392), (8098, 30660), (8760, 28343), (10220, 24294), (12147, 20440), (12264, 20245), (15330, 16196)]