31063860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:358

約数の個数: 144

約数和(自身を含む): 102735360

約数和(自身を除く): 71671500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 293, 310, 342, 372, 380, 465, 558, 570, 586, 589, 620, 684, 855, 879, 930, 1116, 1140, 1172, 1178, 1395, 1465, 1710, 1758, 1767, 1860, 2356, 2637, 2790, 2930, 2945, 3420, 3516, 3534, 4395, 5274, 5301, 5567, 5580, 5860, 5890, 7068, 8790, 8835, 9083, 10548, 10602, 11134, 11780, 13185, 16701, 17580, 17670, 18166, 21204, 22268, 26370, 26505, 27249, 27835, 33402, 35340, 36332, 45415, 50103, 52740, 53010, 54498, 55670, 66804, 81747, 83505, 90830, 100206, 106020, 108996, 111340, 136245, 163494, 167010, 172577, 181660, 200412, 250515, 272490, 326988, 334020, 345154, 408735, 501030, 517731, 544980, 690308, 817470, 862885, 1002060, 1035462, 1553193, 1634940, 1725770, 2070924, 2588655, 3106386, 3451540, 5177310, 6212772, 7765965, 10354620, 15531930, 31063860]

約数ペア:

[(1, 31063860), (2, 15531930), (3, 10354620), (4, 7765965), (5, 6212772), (6, 5177310), (9, 3451540), (10, 3106386), (12, 2588655), (15, 2070924), (18, 1725770), (19, 1634940), (20, 1553193), (30, 1035462), (31, 1002060), (36, 862885), (38, 817470), (45, 690308), (57, 544980), (60, 517731), (62, 501030), (76, 408735), (90, 345154), (93, 334020), (95, 326988), (114, 272490), (124, 250515), (155, 200412), (171, 181660), (180, 172577), (186, 167010), (190, 163494), (228, 136245), (279, 111340), (285, 108996), (293, 106020), (310, 100206), (342, 90830), (372, 83505), (380, 81747), (465, 66804), (558, 55670), (570, 54498), (586, 53010), (589, 52740), (620, 50103), (684, 45415), (855, 36332), (879, 35340), (930, 33402), (1116, 27835), (1140, 27249), (1172, 26505), (1178, 26370), (1395, 22268), (1465, 21204), (1710, 18166), (1758, 17670), (1767, 17580), (1860, 16701), (2356, 13185), (2637, 11780), (2790, 11134), (2930, 10602), (2945, 10548), (3420, 9083), (3516, 8835), (3534, 8790), (4395, 7068), (5274, 5890), (5301, 5860), (5567, 5580)]