248394480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2647}}^1$

素因数の和:2703

約数の個数: 160

約数和(自身を含む): 851088384

約数和(自身を除く): 602693904

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 23, 24, 30, 34, 40, 46, 48, 51, 60, 68, 69, 80, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 240, 255, 272, 276, 340, 345, 368, 391, 408, 460, 510, 552, 680, 690, 782, 816, 920, 1020, 1104, 1173, 1360, 1380, 1564, 1840, 1955, 2040, 2346, 2647, 2760, 3128, 3910, 4080, 4692, 5294, 5520, 5865, 6256, 7820, 7941, 9384, 10588, 11730, 13235, 15640, 15882, 18768, 21176, 23460, 26470, 31280, 31764, 39705, 42352, 44999, 46920, 52940, 60881, 63528, 79410, 89998, 93840, 105880, 121762, 127056, 134997, 158820, 179996, 182643, 211760, 224995, 243524, 269994, 304405, 317640, 359992, 365286, 449990, 487048, 539988, 608810, 635280, 674985, 719984, 730572, 899980, 913215, 974096, 1034977, 1079976, 1217620, 1349970, 1461144, 1799960, 1826430, 2069954, 2159952, 2435240, 2699940, 2922288, 3104931, 3599920, 3652860, 4139908, 4870480, 5174885, 5399880, 6209862, 7305720, 8279816, 10349770, 10799760, 12419724, 14611440, 15524655, 16559632, 20699540, 24839448, 31049310, 41399080, 49678896, 62098620, 82798160, 124197240, 248394480]

約数ペア:

[(1, 248394480), (2, 124197240), (3, 82798160), (4, 62098620), (5, 49678896), (6, 41399080), (8, 31049310), (10, 24839448), (12, 20699540), (15, 16559632), (16, 15524655), (17, 14611440), (20, 12419724), (23, 10799760), (24, 10349770), (30, 8279816), (34, 7305720), (40, 6209862), (46, 5399880), (48, 5174885), (51, 4870480), (60, 4139908), (68, 3652860), (69, 3599920), (80, 3104931), (85, 2922288), (92, 2699940), (102, 2435240), (115, 2159952), (120, 2069954), (136, 1826430), (138, 1799960), (170, 1461144), (184, 1349970), (204, 1217620), (230, 1079976), (240, 1034977), (255, 974096), (272, 913215), (276, 899980), (340, 730572), (345, 719984), (368, 674985), (391, 635280), (408, 608810), (460, 539988), (510, 487048), (552, 449990), (680, 365286), (690, 359992), (782, 317640), (816, 304405), (920, 269994), (1020, 243524), (1104, 224995), (1173, 211760), (1360, 182643), (1380, 179996), (1564, 158820), (1840, 134997), (1955, 127056), (2040, 121762), (2346, 105880), (2647, 93840), (2760, 89998), (3128, 79410), (3910, 63528), (4080, 60881), (4692, 52940), (5294, 46920), (5520, 44999), (5865, 42352), (6256, 39705), (7820, 31764), (7941, 31280), (9384, 26470), (10588, 23460), (11730, 21176), (13235, 18768), (15640, 15882)]