90009840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{19739}}^1$

素因数の和:19774

約数の個数: 80

約数和(自身を含む): 293731200

約数和(自身を除く): 203721360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 19739, 39478, 59217, 78956, 98695, 118434, 157912, 197390, 236868, 296085, 315824, 375041, 394780, 473736, 592170, 750082, 789560, 947472, 1125123, 1184340, 1500164, 1579120, 1875205, 2250246, 2368680, 3000328, 3750410, 4500492, 4737360, 5625615, 6000656, 7500820, 9000984, 11251230, 15001640, 18001968, 22502460, 30003280, 45004920, 90009840]

約数ペア:

[(1, 90009840), (2, 45004920), (3, 30003280), (4, 22502460), (5, 18001968), (6, 15001640), (8, 11251230), (10, 9000984), (12, 7500820), (15, 6000656), (16, 5625615), (19, 4737360), (20, 4500492), (24, 3750410), (30, 3000328), (38, 2368680), (40, 2250246), (48, 1875205), (57, 1579120), (60, 1500164), (76, 1184340), (80, 1125123), (95, 947472), (114, 789560), (120, 750082), (152, 592170), (190, 473736), (228, 394780), (240, 375041), (285, 315824), (304, 296085), (380, 236868), (456, 197390), (570, 157912), (760, 118434), (912, 98695), (1140, 78956), (1520, 59217), (2280, 39478), (4560, 19739)]