402951720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1759}}^1$

素因数の和:1879

約数の個数: 128

約数和(自身を含む): 1277337600

約数和(自身を除く): 874385880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 83, 92, 115, 120, 138, 166, 184, 230, 249, 276, 332, 345, 415, 460, 498, 552, 664, 690, 830, 920, 996, 1245, 1380, 1660, 1759, 1909, 1992, 2490, 2760, 3320, 3518, 3818, 4980, 5277, 5727, 7036, 7636, 8795, 9545, 9960, 10554, 11454, 14072, 15272, 17590, 19090, 21108, 22908, 26385, 28635, 35180, 38180, 40457, 42216, 45816, 52770, 57270, 70360, 76360, 80914, 105540, 114540, 121371, 145997, 161828, 202285, 211080, 229080, 242742, 291994, 323656, 404570, 437991, 485484, 583988, 606855, 729985, 809140, 875982, 970968, 1167976, 1213710, 1459970, 1618280, 1751964, 2189955, 2427420, 2919940, 3357931, 3503928, 4379910, 4854840, 5839880, 6715862, 8759820, 10073793, 13431724, 16789655, 17519640, 20147586, 26863448, 33579310, 40295172, 50368965, 67158620, 80590344, 100737930, 134317240, 201475860, 402951720]

約数ペア:

[(1, 402951720), (2, 201475860), (3, 134317240), (4, 100737930), (5, 80590344), (6, 67158620), (8, 50368965), (10, 40295172), (12, 33579310), (15, 26863448), (20, 20147586), (23, 17519640), (24, 16789655), (30, 13431724), (40, 10073793), (46, 8759820), (60, 6715862), (69, 5839880), (83, 4854840), (92, 4379910), (115, 3503928), (120, 3357931), (138, 2919940), (166, 2427420), (184, 2189955), (230, 1751964), (249, 1618280), (276, 1459970), (332, 1213710), (345, 1167976), (415, 970968), (460, 875982), (498, 809140), (552, 729985), (664, 606855), (690, 583988), (830, 485484), (920, 437991), (996, 404570), (1245, 323656), (1380, 291994), (1660, 242742), (1759, 229080), (1909, 211080), (1992, 202285), (2490, 161828), (2760, 145997), (3320, 121371), (3518, 114540), (3818, 105540), (4980, 80914), (5277, 76360), (5727, 70360), (7036, 57270), (7636, 52770), (8795, 45816), (9545, 42216), (9960, 40457), (10554, 38180), (11454, 35180), (14072, 28635), (15272, 26385), (17590, 22908), (19090, 21108)]