4278960

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{283}}^1$

素因数の和:312

約数の個数: 160

約数和(自身を含む): 16903680

約数和(自身を除く): 12624720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 283, 315, 336, 360, 378, 420, 432, 504, 540, 560, 566, 630, 720, 756, 840, 849, 945, 1008, 1080, 1132, 1260, 1415, 1512, 1680, 1698, 1890, 1981, 2160, 2264, 2520, 2547, 2830, 3024, 3396, 3780, 3962, 4245, 4528, 5040, 5094, 5660, 5943, 6792, 7560, 7641, 7924, 8490, 9905, 10188, 11320, 11886, 12735, 13584, 15120, 15282, 15848, 16980, 17829, 19810, 20376, 22640, 23772, 25470, 29715, 30564, 31696, 33960, 35658, 38205, 39620, 40752, 47544, 50940, 53487, 59430, 61128, 67920, 71316, 76410, 79240, 89145, 95088, 101880, 106974, 118860, 122256, 142632, 152820, 158480, 178290, 203760, 213948, 237720, 267435, 285264, 305640, 356580, 427896, 475440, 534870, 611280, 713160, 855792, 1069740, 1426320, 2139480, 4278960]

約数ペア:

[(1, 4278960), (2, 2139480), (3, 1426320), (4, 1069740), (5, 855792), (6, 713160), (7, 611280), (8, 534870), (9, 475440), (10, 427896), (12, 356580), (14, 305640), (15, 285264), (16, 267435), (18, 237720), (20, 213948), (21, 203760), (24, 178290), (27, 158480), (28, 152820), (30, 142632), (35, 122256), (36, 118860), (40, 106974), (42, 101880), (45, 95088), (48, 89145), (54, 79240), (56, 76410), (60, 71316), (63, 67920), (70, 61128), (72, 59430), (80, 53487), (84, 50940), (90, 47544), (105, 40752), (108, 39620), (112, 38205), (120, 35658), (126, 33960), (135, 31696), (140, 30564), (144, 29715), (168, 25470), (180, 23772), (189, 22640), (210, 20376), (216, 19810), (240, 17829), (252, 16980), (270, 15848), (280, 15282), (283, 15120), (315, 13584), (336, 12735), (360, 11886), (378, 11320), (420, 10188), (432, 9905), (504, 8490), (540, 7924), (560, 7641), (566, 7560), (630, 6792), (720, 5943), (756, 5660), (840, 5094), (849, 5040), (945, 4528), (1008, 4245), (1080, 3962), (1132, 3780), (1260, 3396), (1415, 3024), (1512, 2830), (1680, 2547), (1698, 2520), (1890, 2264), (1981, 2160)]