18342450

素因数分解:

$2^1\times 3^4\times 5^2\times 7^1\times {\mathrm{647}}^1$

素因数の和:678

約数の個数: 120

約数和(自身を含む): 58335552

約数和(自身を除く): 39993102

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 27, 30, 35, 42, 45, 50, 54, 63, 70, 75, 81, 90, 105, 126, 135, 150, 162, 175, 189, 210, 225, 270, 315, 350, 378, 405, 450, 525, 567, 630, 647, 675, 810, 945, 1050, 1134, 1294, 1350, 1575, 1890, 1941, 2025, 2835, 3150, 3235, 3882, 4050, 4529, 4725, 5670, 5823, 6470, 9058, 9450, 9705, 11646, 13587, 14175, 16175, 17469, 19410, 22645, 27174, 28350, 29115, 32350, 34938, 40761, 45290, 48525, 52407, 58230, 67935, 81522, 87345, 97050, 104814, 113225, 122283, 135870, 145575, 174690, 203805, 226450, 244566, 262035, 291150, 339675, 366849, 407610, 436725, 524070, 611415, 679350, 733698, 873450, 1019025, 1222830, 1310175, 1834245, 2038050, 2620350, 3057075, 3668490, 6114150, 9171225, 18342450]

約数ペア:

[(1, 18342450), (2, 9171225), (3, 6114150), (5, 3668490), (6, 3057075), (7, 2620350), (9, 2038050), (10, 1834245), (14, 1310175), (15, 1222830), (18, 1019025), (21, 873450), (25, 733698), (27, 679350), (30, 611415), (35, 524070), (42, 436725), (45, 407610), (50, 366849), (54, 339675), (63, 291150), (70, 262035), (75, 244566), (81, 226450), (90, 203805), (105, 174690), (126, 145575), (135, 135870), (150, 122283), (162, 113225), (175, 104814), (189, 97050), (210, 87345), (225, 81522), (270, 67935), (315, 58230), (350, 52407), (378, 48525), (405, 45290), (450, 40761), (525, 34938), (567, 32350), (630, 29115), (647, 28350), (675, 27174), (810, 22645), (945, 19410), (1050, 17469), (1134, 16175), (1294, 14175), (1350, 13587), (1575, 11646), (1890, 9705), (1941, 9450), (2025, 9058), (2835, 6470), (3150, 5823), (3235, 5670), (3882, 4725), (4050, 4529)]