19247280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 160

約数和(自身を含む): 66662400

約数和(自身を除く): 47415120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 78, 80, 93, 104, 120, 124, 130, 155, 156, 186, 195, 199, 208, 240, 248, 260, 310, 312, 372, 390, 398, 403, 465, 496, 520, 597, 620, 624, 744, 780, 796, 806, 930, 995, 1040, 1194, 1209, 1240, 1488, 1560, 1592, 1612, 1860, 1990, 2015, 2388, 2418, 2480, 2587, 2985, 3120, 3184, 3224, 3720, 3980, 4030, 4776, 4836, 5174, 5970, 6045, 6169, 6448, 7440, 7761, 7960, 8060, 9552, 9672, 10348, 11940, 12090, 12338, 12935, 15522, 15920, 16120, 18507, 19344, 20696, 23880, 24180, 24676, 25870, 30845, 31044, 32240, 37014, 38805, 41392, 47760, 48360, 49352, 51740, 61690, 62088, 74028, 77610, 80197, 92535, 96720, 98704, 103480, 123380, 124176, 148056, 155220, 160394, 185070, 206960, 240591, 246760, 296112, 310440, 320788, 370140, 400985, 481182, 493520, 620880, 641576, 740280, 801970, 962364, 1202955, 1283152, 1480560, 1603940, 1924728, 2405910, 3207880, 3849456, 4811820, 6415760, 9623640, 19247280]

約数ペア:

[(1, 19247280), (2, 9623640), (3, 6415760), (4, 4811820), (5, 3849456), (6, 3207880), (8, 2405910), (10, 1924728), (12, 1603940), (13, 1480560), (15, 1283152), (16, 1202955), (20, 962364), (24, 801970), (26, 740280), (30, 641576), (31, 620880), (39, 493520), (40, 481182), (48, 400985), (52, 370140), (60, 320788), (62, 310440), (65, 296112), (78, 246760), (80, 240591), (93, 206960), (104, 185070), (120, 160394), (124, 155220), (130, 148056), (155, 124176), (156, 123380), (186, 103480), (195, 98704), (199, 96720), (208, 92535), (240, 80197), (248, 77610), (260, 74028), (310, 62088), (312, 61690), (372, 51740), (390, 49352), (398, 48360), (403, 47760), (465, 41392), (496, 38805), (520, 37014), (597, 32240), (620, 31044), (624, 30845), (744, 25870), (780, 24676), (796, 24180), (806, 23880), (930, 20696), (995, 19344), (1040, 18507), (1194, 16120), (1209, 15920), (1240, 15522), (1488, 12935), (1560, 12338), (1592, 12090), (1612, 11940), (1860, 10348), (1990, 9672), (2015, 9552), (2388, 8060), (2418, 7960), (2480, 7761), (2587, 7440), (2985, 6448), (3120, 6169), (3184, 6045), (3224, 5970), (3720, 5174), (3980, 4836), (4030, 4776)]