128755020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2131}}^1$

素因数の和:2215

約数の個数: 96

約数和(自身を含む): 386830080

約数和(自身を除く): 258075060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 53, 57, 60, 76, 95, 106, 114, 159, 190, 212, 228, 265, 285, 318, 380, 530, 570, 636, 795, 1007, 1060, 1140, 1590, 2014, 2131, 3021, 3180, 4028, 4262, 5035, 6042, 6393, 8524, 10070, 10655, 12084, 12786, 15105, 20140, 21310, 25572, 30210, 31965, 40489, 42620, 60420, 63930, 80978, 112943, 121467, 127860, 161956, 202445, 225886, 242934, 338829, 404890, 451772, 485868, 564715, 607335, 677658, 809780, 1129430, 1214670, 1355316, 1694145, 2145917, 2258860, 2429340, 3388290, 4291834, 6437751, 6776580, 8583668, 10729585, 12875502, 21459170, 25751004, 32188755, 42918340, 64377510, 128755020]

約数ペア:

[(1, 128755020), (2, 64377510), (3, 42918340), (4, 32188755), (5, 25751004), (6, 21459170), (10, 12875502), (12, 10729585), (15, 8583668), (19, 6776580), (20, 6437751), (30, 4291834), (38, 3388290), (53, 2429340), (57, 2258860), (60, 2145917), (76, 1694145), (95, 1355316), (106, 1214670), (114, 1129430), (159, 809780), (190, 677658), (212, 607335), (228, 564715), (265, 485868), (285, 451772), (318, 404890), (380, 338829), (530, 242934), (570, 225886), (636, 202445), (795, 161956), (1007, 127860), (1060, 121467), (1140, 112943), (1590, 80978), (2014, 63930), (2131, 60420), (3021, 42620), (3180, 40489), (4028, 31965), (4262, 30210), (5035, 25572), (6042, 21310), (6393, 20140), (8524, 15105), (10070, 12786), (10655, 12084)]