19675080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 192

約数和(自身を含む): 69189120

約数和(自身を除く): 49514040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 41, 43, 45, 60, 62, 72, 82, 86, 90, 93, 120, 123, 124, 129, 155, 164, 172, 180, 186, 205, 215, 246, 248, 258, 279, 310, 328, 344, 360, 369, 372, 387, 410, 430, 465, 492, 516, 558, 615, 620, 645, 738, 744, 774, 820, 860, 930, 984, 1032, 1116, 1230, 1240, 1271, 1290, 1333, 1395, 1476, 1548, 1640, 1720, 1763, 1845, 1860, 1935, 2232, 2460, 2542, 2580, 2666, 2790, 2952, 3096, 3526, 3690, 3720, 3813, 3870, 3999, 4920, 5084, 5160, 5289, 5332, 5580, 6355, 6665, 7052, 7380, 7626, 7740, 7998, 8815, 10168, 10578, 10664, 11160, 11439, 11997, 12710, 13330, 14104, 14760, 15252, 15480, 15867, 15996, 17630, 19065, 19995, 21156, 22878, 23994, 25420, 26445, 26660, 30504, 31734, 31992, 35260, 38130, 39990, 42312, 45756, 47988, 50840, 52890, 53320, 54653, 57195, 59985, 63468, 70520, 76260, 79335, 79980, 91512, 95976, 105780, 109306, 114390, 119970, 126936, 152520, 158670, 159960, 163959, 211560, 218612, 228780, 239940, 273265, 317340, 327918, 437224, 457560, 479880, 491877, 546530, 634680, 655836, 819795, 983754, 1093060, 1311672, 1639590, 1967508, 2186120, 2459385, 3279180, 3935016, 4918770, 6558360, 9837540, 19675080]

約数ペア:

[(1, 19675080), (2, 9837540), (3, 6558360), (4, 4918770), (5, 3935016), (6, 3279180), (8, 2459385), (9, 2186120), (10, 1967508), (12, 1639590), (15, 1311672), (18, 1093060), (20, 983754), (24, 819795), (30, 655836), (31, 634680), (36, 546530), (40, 491877), (41, 479880), (43, 457560), (45, 437224), (60, 327918), (62, 317340), (72, 273265), (82, 239940), (86, 228780), (90, 218612), (93, 211560), (120, 163959), (123, 159960), (124, 158670), (129, 152520), (155, 126936), (164, 119970), (172, 114390), (180, 109306), (186, 105780), (205, 95976), (215, 91512), (246, 79980), (248, 79335), (258, 76260), (279, 70520), (310, 63468), (328, 59985), (344, 57195), (360, 54653), (369, 53320), (372, 52890), (387, 50840), (410, 47988), (430, 45756), (465, 42312), (492, 39990), (516, 38130), (558, 35260), (615, 31992), (620, 31734), (645, 30504), (738, 26660), (744, 26445), (774, 25420), (820, 23994), (860, 22878), (930, 21156), (984, 19995), (1032, 19065), (1116, 17630), (1230, 15996), (1240, 15867), (1271, 15480), (1290, 15252), (1333, 14760), (1395, 14104), (1476, 13330), (1548, 12710), (1640, 11997), (1720, 11439), (1763, 11160), (1845, 10664), (1860, 10578), (1935, 10168), (2232, 8815), (2460, 7998), (2542, 7740), (2580, 7626), (2666, 7380), (2790, 7052), (2952, 6665), (3096, 6355), (3526, 5580), (3690, 5332), (3720, 5289), (3813, 5160), (3870, 5084), (3999, 4920)]