31805640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5197}}^1$

素因数の和:5231

約数の個数: 96

約数和(自身を含む): 109469880

約数和(自身を除く): 77664240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 5197, 6120, 10394, 15591, 20788, 25985, 31182, 41576, 46773, 51970, 62364, 77955, 88349, 93546, 103940, 124728, 155910, 176698, 187092, 207880, 233865, 265047, 311820, 353396, 374184, 441745, 467730, 530094, 623640, 706792, 795141, 883490, 935460, 1060188, 1325235, 1590282, 1766980, 1870920, 2120376, 2650470, 3180564, 3533960, 3975705, 5300940, 6361128, 7951410, 10601880, 15902820, 31805640]

約数ペア:

[(1, 31805640), (2, 15902820), (3, 10601880), (4, 7951410), (5, 6361128), (6, 5300940), (8, 3975705), (9, 3533960), (10, 3180564), (12, 2650470), (15, 2120376), (17, 1870920), (18, 1766980), (20, 1590282), (24, 1325235), (30, 1060188), (34, 935460), (36, 883490), (40, 795141), (45, 706792), (51, 623640), (60, 530094), (68, 467730), (72, 441745), (85, 374184), (90, 353396), (102, 311820), (120, 265047), (136, 233865), (153, 207880), (170, 187092), (180, 176698), (204, 155910), (255, 124728), (306, 103940), (340, 93546), (360, 88349), (408, 77955), (510, 62364), (612, 51970), (680, 46773), (765, 41576), (1020, 31182), (1224, 25985), (1530, 20788), (2040, 15591), (3060, 10394), (5197, 6120)]