19255320

素因数分解:

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

素因数の和:316

約数の個数: 192

約数和(自身を含む): 74430720

約数和(自身を除く): 55175400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 243, 252, 270, 280, 283, 315, 324, 360, 378, 405, 420, 486, 504, 540, 566, 567, 630, 648, 756, 810, 840, 849, 945, 972, 1080, 1132, 1134, 1215, 1260, 1415, 1512, 1620, 1698, 1701, 1890, 1944, 1981, 2264, 2268, 2430, 2520, 2547, 2830, 2835, 3240, 3396, 3402, 3780, 3962, 4245, 4536, 4860, 5094, 5660, 5670, 5943, 6792, 6804, 7560, 7641, 7924, 8490, 8505, 9720, 9905, 10188, 11320, 11340, 11886, 12735, 13608, 15282, 15848, 16980, 17010, 17829, 19810, 20376, 22680, 22923, 23772, 25470, 29715, 30564, 33960, 34020, 35658, 38205, 39620, 45846, 47544, 50940, 53487, 59430, 61128, 68040, 68769, 71316, 76410, 79240, 89145, 91692, 101880, 106974, 114615, 118860, 137538, 142632, 152820, 160461, 178290, 183384, 213948, 229230, 237720, 267435, 275076, 305640, 320922, 343845, 356580, 427896, 458460, 481383, 534870, 550152, 641844, 687690, 713160, 802305, 916920, 962766, 1069740, 1283688, 1375380, 1604610, 1925532, 2139480, 2406915, 2750760, 3209220, 3851064, 4813830, 6418440, 9627660, 19255320]

約数ペア:

[(1, 19255320), (2, 9627660), (3, 6418440), (4, 4813830), (5, 3851064), (6, 3209220), (7, 2750760), (8, 2406915), (9, 2139480), (10, 1925532), (12, 1604610), (14, 1375380), (15, 1283688), (18, 1069740), (20, 962766), (21, 916920), (24, 802305), (27, 713160), (28, 687690), (30, 641844), (35, 550152), (36, 534870), (40, 481383), (42, 458460), (45, 427896), (54, 356580), (56, 343845), (60, 320922), (63, 305640), (70, 275076), (72, 267435), (81, 237720), (84, 229230), (90, 213948), (105, 183384), (108, 178290), (120, 160461), (126, 152820), (135, 142632), (140, 137538), (162, 118860), (168, 114615), (180, 106974), (189, 101880), (210, 91692), (216, 89145), (243, 79240), (252, 76410), (270, 71316), (280, 68769), (283, 68040), (315, 61128), (324, 59430), (360, 53487), (378, 50940), (405, 47544), (420, 45846), (486, 39620), (504, 38205), (540, 35658), (566, 34020), (567, 33960), (630, 30564), (648, 29715), (756, 25470), (810, 23772), (840, 22923), (849, 22680), (945, 20376), (972, 19810), (1080, 17829), (1132, 17010), (1134, 16980), (1215, 15848), (1260, 15282), (1415, 13608), (1512, 12735), (1620, 11886), (1698, 11340), (1701, 11320), (1890, 10188), (1944, 9905), (1981, 9720), (2264, 8505), (2268, 8490), (2430, 7924), (2520, 7641), (2547, 7560), (2830, 6804), (2835, 6792), (3240, 5943), (3396, 5670), (3402, 5660), (3780, 5094), (3962, 4860), (4245, 4536)]