7923389880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{496453}}^1$

素因数の和:496493

約数の個数: 128

約数和(自身を含む): 28595750400

約数和(自身を除く): 20672360520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 5320, 7980, 15960, 496453, 992906, 1489359, 1985812, 2482265, 2978718, 3475171, 3971624, 4964530, 5957436, 6950342, 7446795, 9432607, 9929060, 10425513, 11914872, 13900684, 14893590, 17375855, 18865214, 19858120, 20851026, 27801368, 28297821, 29787180, 34751710, 37730428, 41702052, 47163035, 52127565, 56595642, 59574360, 66028249, 69503420, 75460856, 83404104, 94326070, 104255130, 113191284, 132056498, 139006840, 141489105, 188652140, 198084747, 208510260, 226382568, 264112996, 282978210, 330141245, 377304280, 396169494, 417020520, 528225992, 565956420, 660282490, 792338988, 990423735, 1131912840, 1320564980, 1584677976, 1980847470, 2641129960, 3961694940, 7923389880]

約数ペア:

[(1, 7923389880), (2, 3961694940), (3, 2641129960), (4, 1980847470), (5, 1584677976), (6, 1320564980), (7, 1131912840), (8, 990423735), (10, 792338988), (12, 660282490), (14, 565956420), (15, 528225992), (19, 417020520), (20, 396169494), (21, 377304280), (24, 330141245), (28, 282978210), (30, 264112996), (35, 226382568), (38, 208510260), (40, 198084747), (42, 188652140), (56, 141489105), (57, 139006840), (60, 132056498), (70, 113191284), (76, 104255130), (84, 94326070), (95, 83404104), (105, 75460856), (114, 69503420), (120, 66028249), (133, 59574360), (140, 56595642), (152, 52127565), (168, 47163035), (190, 41702052), (210, 37730428), (228, 34751710), (266, 29787180), (280, 28297821), (285, 27801368), (380, 20851026), (399, 19858120), (420, 18865214), (456, 17375855), (532, 14893590), (570, 13900684), (665, 11914872), (760, 10425513), (798, 9929060), (840, 9432607), (1064, 7446795), (1140, 6950342), (1330, 5957436), (1596, 4964530), (1995, 3971624), (2280, 3475171), (2660, 2978718), (3192, 2482265), (3990, 1985812), (5320, 1489359), (7980, 992906), (15960, 496453)]