2780455944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1\times {\mathrm{1951}}^1$

素因数の和:2483

約数の個数: 128

約数和(自身を含む): 8432640000

約数和(自身を除く): 5652184056

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 499, 714, 952, 998, 1428, 1497, 1951, 1996, 2856, 2994, 3493, 3902, 3992, 5853, 5988, 6986, 7804, 8483, 10479, 11706, 11976, 13657, 13972, 15608, 16966, 20958, 23412, 25449, 27314, 27944, 33167, 33932, 40971, 41916, 46824, 50898, 54628, 59381, 66334, 67864, 81942, 83832, 99501, 101796, 109256, 118762, 132668, 163884, 178143, 199002, 203592, 232169, 237524, 265336, 327768, 356286, 398004, 464338, 475048, 696507, 712572, 796008, 928676, 973549, 1393014, 1425144, 1857352, 1947098, 2786028, 2920647, 3894196, 5572056, 5841294, 6814843, 7788392, 11682588, 13629686, 16550333, 20444529, 23365176, 27259372, 33100666, 40889058, 49650999, 54518744, 66201332, 81778116, 99301998, 115852331, 132402664, 163556232, 198603996, 231704662, 347556993, 397207992, 463409324, 695113986, 926818648, 1390227972, 2780455944]

約数ペア:

[(1, 2780455944), (2, 1390227972), (3, 926818648), (4, 695113986), (6, 463409324), (7, 397207992), (8, 347556993), (12, 231704662), (14, 198603996), (17, 163556232), (21, 132402664), (24, 115852331), (28, 99301998), (34, 81778116), (42, 66201332), (51, 54518744), (56, 49650999), (68, 40889058), (84, 33100666), (102, 27259372), (119, 23365176), (136, 20444529), (168, 16550333), (204, 13629686), (238, 11682588), (357, 7788392), (408, 6814843), (476, 5841294), (499, 5572056), (714, 3894196), (952, 2920647), (998, 2786028), (1428, 1947098), (1497, 1857352), (1951, 1425144), (1996, 1393014), (2856, 973549), (2994, 928676), (3493, 796008), (3902, 712572), (3992, 696507), (5853, 475048), (5988, 464338), (6986, 398004), (7804, 356286), (8483, 327768), (10479, 265336), (11706, 237524), (11976, 232169), (13657, 203592), (13972, 199002), (15608, 178143), (16966, 163884), (20958, 132668), (23412, 118762), (25449, 109256), (27314, 101796), (27944, 99501), (33167, 83832), (33932, 81942), (40971, 67864), (41916, 66334), (46824, 59381), (50898, 54628)]