7513740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 144

約数和(自身を含む): 25989600

約数和(自身を除く): 18475860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 169, 171, 180, 190, 195, 228, 234, 247, 260, 285, 338, 342, 380, 390, 468, 494, 507, 570, 585, 676, 684, 741, 780, 845, 855, 988, 1014, 1140, 1170, 1235, 1482, 1521, 1690, 1710, 2028, 2197, 2223, 2340, 2470, 2535, 2964, 3042, 3211, 3380, 3420, 3705, 4394, 4446, 4940, 5070, 6084, 6422, 6591, 7410, 7605, 8788, 8892, 9633, 10140, 10985, 11115, 12844, 13182, 14820, 15210, 16055, 19266, 19773, 21970, 22230, 26364, 28899, 30420, 32110, 32955, 38532, 39546, 41743, 43940, 44460, 48165, 57798, 64220, 65910, 79092, 83486, 96330, 98865, 115596, 125229, 131820, 144495, 166972, 192660, 197730, 208715, 250458, 288990, 375687, 395460, 417430, 500916, 577980, 626145, 751374, 834860, 1252290, 1502748, 1878435, 2504580, 3756870, 7513740]

約数ペア:

[(1, 7513740), (2, 3756870), (3, 2504580), (4, 1878435), (5, 1502748), (6, 1252290), (9, 834860), (10, 751374), (12, 626145), (13, 577980), (15, 500916), (18, 417430), (19, 395460), (20, 375687), (26, 288990), (30, 250458), (36, 208715), (38, 197730), (39, 192660), (45, 166972), (52, 144495), (57, 131820), (60, 125229), (65, 115596), (76, 98865), (78, 96330), (90, 83486), (95, 79092), (114, 65910), (117, 64220), (130, 57798), (156, 48165), (169, 44460), (171, 43940), (180, 41743), (190, 39546), (195, 38532), (228, 32955), (234, 32110), (247, 30420), (260, 28899), (285, 26364), (338, 22230), (342, 21970), (380, 19773), (390, 19266), (468, 16055), (494, 15210), (507, 14820), (570, 13182), (585, 12844), (676, 11115), (684, 10985), (741, 10140), (780, 9633), (845, 8892), (855, 8788), (988, 7605), (1014, 7410), (1140, 6591), (1170, 6422), (1235, 6084), (1482, 5070), (1521, 4940), (1690, 4446), (1710, 4394), (2028, 3705), (2197, 3420), (2223, 3380), (2340, 3211), (2470, 3042), (2535, 2964)]