31704660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{797}}^1$

素因数の和:842

約数の個数: 144

約数和(自身を含む): 109798416

約数和(自身を除く): 78093756

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 797, 884, 1020, 1105, 1170, 1326, 1530, 1594, 1989, 2210, 2340, 2391, 2652, 3060, 3188, 3315, 3978, 3985, 4420, 4782, 6630, 7173, 7956, 7970, 9564, 9945, 10361, 11955, 13260, 13549, 14346, 15940, 19890, 20722, 23910, 27098, 28692, 31083, 35865, 39780, 40647, 41444, 47820, 51805, 54196, 62166, 67745, 71730, 81294, 93249, 103610, 121941, 124332, 135490, 143460, 155415, 162588, 176137, 186498, 203235, 207220, 243882, 270980, 310830, 352274, 372996, 406470, 466245, 487764, 528411, 609705, 621660, 704548, 812940, 880685, 932490, 1056822, 1219410, 1585233, 1761370, 1864980, 2113644, 2438820, 2642055, 3170466, 3522740, 5284110, 6340932, 7926165, 10568220, 15852330, 31704660]

約数ペア:

[(1, 31704660), (2, 15852330), (3, 10568220), (4, 7926165), (5, 6340932), (6, 5284110), (9, 3522740), (10, 3170466), (12, 2642055), (13, 2438820), (15, 2113644), (17, 1864980), (18, 1761370), (20, 1585233), (26, 1219410), (30, 1056822), (34, 932490), (36, 880685), (39, 812940), (45, 704548), (51, 621660), (52, 609705), (60, 528411), (65, 487764), (68, 466245), (78, 406470), (85, 372996), (90, 352274), (102, 310830), (117, 270980), (130, 243882), (153, 207220), (156, 203235), (170, 186498), (180, 176137), (195, 162588), (204, 155415), (221, 143460), (234, 135490), (255, 124332), (260, 121941), (306, 103610), (340, 93249), (390, 81294), (442, 71730), (468, 67745), (510, 62166), (585, 54196), (612, 51805), (663, 47820), (765, 41444), (780, 40647), (797, 39780), (884, 35865), (1020, 31083), (1105, 28692), (1170, 27098), (1326, 23910), (1530, 20722), (1594, 19890), (1989, 15940), (2210, 14346), (2340, 13549), (2391, 13260), (2652, 11955), (3060, 10361), (3188, 9945), (3315, 9564), (3978, 7970), (3985, 7956), (4420, 7173), (4782, 6630)]