221560920

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9769}}^1$

素因数の和:9799

約数の個数: 160

約数和(自身を含む): 851162400

約数和(自身を除く): 629601480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9769, 11340, 19538, 22680, 29307, 39076, 48845, 58614, 68383, 78152, 87921, 97690, 117228, 136766, 146535, 175842, 195380, 205149, 234456, 263763, 273532, 293070, 341915, 351684, 390760, 410298, 439605, 527526, 547064, 586140, 615447, 683830, 703368, 791289, 820596, 879210, 1025745, 1055052, 1172280, 1230894, 1318815, 1367660, 1582578, 1641192, 1758420, 1846341, 2051490, 2110104, 2461788, 2637630, 2735320, 3077235, 3165156, 3516840, 3692682, 3956445, 4102980, 4923576, 5275260, 5539023, 6154470, 6330312, 7385364, 7912890, 8205960, 9231705, 10550520, 11078046, 12308940, 14770728, 15825780, 18463410, 22156092, 24617880, 27695115, 31651560, 36926820, 44312184, 55390230, 73853640, 110780460, 221560920]

約数ペア:

[(1, 221560920), (2, 110780460), (3, 73853640), (4, 55390230), (5, 44312184), (6, 36926820), (7, 31651560), (8, 27695115), (9, 24617880), (10, 22156092), (12, 18463410), (14, 15825780), (15, 14770728), (18, 12308940), (20, 11078046), (21, 10550520), (24, 9231705), (27, 8205960), (28, 7912890), (30, 7385364), (35, 6330312), (36, 6154470), (40, 5539023), (42, 5275260), (45, 4923576), (54, 4102980), (56, 3956445), (60, 3692682), (63, 3516840), (70, 3165156), (72, 3077235), (81, 2735320), (84, 2637630), (90, 2461788), (105, 2110104), (108, 2051490), (120, 1846341), (126, 1758420), (135, 1641192), (140, 1582578), (162, 1367660), (168, 1318815), (180, 1230894), (189, 1172280), (210, 1055052), (216, 1025745), (252, 879210), (270, 820596), (280, 791289), (315, 703368), (324, 683830), (360, 615447), (378, 586140), (405, 547064), (420, 527526), (504, 439605), (540, 410298), (567, 390760), (630, 351684), (648, 341915), (756, 293070), (810, 273532), (840, 263763), (945, 234456), (1080, 205149), (1134, 195380), (1260, 175842), (1512, 146535), (1620, 136766), (1890, 117228), (2268, 97690), (2520, 87921), (2835, 78152), (3240, 68383), (3780, 58614), (4536, 48845), (5670, 39076), (7560, 29307), (9769, 22680), (11340, 19538)]