72809880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4281

約数の個数: 128

約数和(自身を含む): 256677120

約数和(自身を除く): 183867240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1560, 1716, 2145, 2860, 3432, 4243, 4290, 5720, 8486, 8580, 12729, 16972, 17160, 21215, 25458, 33944, 42430, 46673, 50916, 55159, 63645, 84860, 93346, 101832, 110318, 127290, 140019, 165477, 169720, 186692, 220636, 233365, 254580, 275795, 280038, 330954, 373384, 441272, 466730, 509160, 551590, 560076, 606749, 661908, 700095, 827385, 933460, 1103180, 1120152, 1213498, 1323816, 1400190, 1654770, 1820247, 1866920, 2206360, 2426996, 2800380, 3033745, 3309540, 3640494, 4853992, 5600760, 6067490, 6619080, 7280988, 9101235, 12134980, 14561976, 18202470, 24269960, 36404940, 72809880]

約数ペア:

[(1, 72809880), (2, 36404940), (3, 24269960), (4, 18202470), (5, 14561976), (6, 12134980), (8, 9101235), (10, 7280988), (11, 6619080), (12, 6067490), (13, 5600760), (15, 4853992), (20, 3640494), (22, 3309540), (24, 3033745), (26, 2800380), (30, 2426996), (33, 2206360), (39, 1866920), (40, 1820247), (44, 1654770), (52, 1400190), (55, 1323816), (60, 1213498), (65, 1120152), (66, 1103180), (78, 933460), (88, 827385), (104, 700095), (110, 661908), (120, 606749), (130, 560076), (132, 551590), (143, 509160), (156, 466730), (165, 441272), (195, 373384), (220, 330954), (260, 280038), (264, 275795), (286, 254580), (312, 233365), (330, 220636), (390, 186692), (429, 169720), (440, 165477), (520, 140019), (572, 127290), (660, 110318), (715, 101832), (780, 93346), (858, 84860), (1144, 63645), (1320, 55159), (1430, 50916), (1560, 46673), (1716, 42430), (2145, 33944), (2860, 25458), (3432, 21215), (4243, 17160), (4290, 16972), (5720, 12729), (8486, 8580)]