23451720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{293}}^1$

素因数の和:359

約数の個数: 128

約数和(自身を含む): 76204800

約数和(自身を除く): 52753080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 92, 115, 116, 120, 138, 145, 174, 184, 230, 232, 276, 290, 293, 345, 348, 435, 460, 552, 580, 586, 667, 690, 696, 870, 879, 920, 1160, 1172, 1334, 1380, 1465, 1740, 1758, 2001, 2344, 2668, 2760, 2930, 3335, 3480, 3516, 4002, 4395, 5336, 5860, 6670, 6739, 7032, 8004, 8497, 8790, 10005, 11720, 13340, 13478, 16008, 16994, 17580, 20010, 20217, 25491, 26680, 26956, 33695, 33988, 35160, 40020, 40434, 42485, 50982, 53912, 67390, 67976, 80040, 80868, 84970, 101085, 101964, 127455, 134780, 161736, 169940, 195431, 202170, 203928, 254910, 269560, 339880, 390862, 404340, 509820, 586293, 781724, 808680, 977155, 1019640, 1172586, 1563448, 1954310, 2345172, 2931465, 3908620, 4690344, 5862930, 7817240, 11725860, 23451720]

約数ペア:

[(1, 23451720), (2, 11725860), (3, 7817240), (4, 5862930), (5, 4690344), (6, 3908620), (8, 2931465), (10, 2345172), (12, 1954310), (15, 1563448), (20, 1172586), (23, 1019640), (24, 977155), (29, 808680), (30, 781724), (40, 586293), (46, 509820), (58, 404340), (60, 390862), (69, 339880), (87, 269560), (92, 254910), (115, 203928), (116, 202170), (120, 195431), (138, 169940), (145, 161736), (174, 134780), (184, 127455), (230, 101964), (232, 101085), (276, 84970), (290, 80868), (293, 80040), (345, 67976), (348, 67390), (435, 53912), (460, 50982), (552, 42485), (580, 40434), (586, 40020), (667, 35160), (690, 33988), (696, 33695), (870, 26956), (879, 26680), (920, 25491), (1160, 20217), (1172, 20010), (1334, 17580), (1380, 16994), (1465, 16008), (1740, 13478), (1758, 13340), (2001, 11720), (2344, 10005), (2668, 8790), (2760, 8497), (2930, 8004), (3335, 7032), (3480, 6739), (3516, 6670), (4002, 5860), (4395, 5336)]