84659820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:244

約数の個数: 144

約数和(自身を含む): 287965440

約数和(自身を除く): 203305620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 103, 105, 114, 133, 140, 190, 206, 210, 228, 266, 285, 309, 380, 399, 412, 420, 515, 532, 570, 618, 665, 721, 798, 1030, 1140, 1236, 1330, 1442, 1545, 1596, 1957, 1995, 2060, 2163, 2660, 2884, 3090, 3605, 3914, 3990, 4326, 5871, 6180, 7210, 7828, 7980, 8652, 9785, 10609, 10815, 11742, 13699, 14420, 19570, 21218, 21630, 23484, 27398, 29355, 31827, 39140, 41097, 42436, 43260, 53045, 54796, 58710, 63654, 68495, 74263, 82194, 106090, 117420, 127308, 136990, 148526, 159135, 164388, 201571, 205485, 212180, 222789, 273980, 297052, 318270, 371315, 403142, 410970, 445578, 604713, 636540, 742630, 806284, 821940, 891156, 1007855, 1113945, 1209426, 1410997, 1485260, 2015710, 2227890, 2418852, 2821994, 3023565, 4031420, 4232991, 4455780, 5643988, 6047130, 7054985, 8465982, 12094260, 14109970, 16931964, 21164955, 28219940, 42329910, 84659820]

約数ペア:

[(1, 84659820), (2, 42329910), (3, 28219940), (4, 21164955), (5, 16931964), (6, 14109970), (7, 12094260), (10, 8465982), (12, 7054985), (14, 6047130), (15, 5643988), (19, 4455780), (20, 4232991), (21, 4031420), (28, 3023565), (30, 2821994), (35, 2418852), (38, 2227890), (42, 2015710), (57, 1485260), (60, 1410997), (70, 1209426), (76, 1113945), (84, 1007855), (95, 891156), (103, 821940), (105, 806284), (114, 742630), (133, 636540), (140, 604713), (190, 445578), (206, 410970), (210, 403142), (228, 371315), (266, 318270), (285, 297052), (309, 273980), (380, 222789), (399, 212180), (412, 205485), (420, 201571), (515, 164388), (532, 159135), (570, 148526), (618, 136990), (665, 127308), (721, 117420), (798, 106090), (1030, 82194), (1140, 74263), (1236, 68495), (1330, 63654), (1442, 58710), (1545, 54796), (1596, 53045), (1957, 43260), (1995, 42436), (2060, 41097), (2163, 39140), (2660, 31827), (2884, 29355), (3090, 27398), (3605, 23484), (3914, 21630), (3990, 21218), (4326, 19570), (5871, 14420), (6180, 13699), (7210, 11742), (7828, 10815), (7980, 10609), (8652, 9785)]