31508460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 107251200

約数和(自身を除く): 75742740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 37, 38, 45, 54, 57, 60, 74, 76, 83, 90, 95, 108, 111, 114, 135, 148, 166, 171, 180, 185, 190, 222, 228, 249, 270, 285, 332, 333, 342, 370, 380, 415, 444, 498, 513, 540, 555, 570, 666, 684, 703, 740, 747, 830, 855, 996, 999, 1026, 1110, 1140, 1245, 1332, 1406, 1494, 1577, 1660, 1665, 1710, 1998, 2052, 2109, 2220, 2241, 2490, 2565, 2812, 2988, 3071, 3154, 3330, 3420, 3515, 3735, 3996, 4218, 4482, 4731, 4980, 4995, 5130, 6142, 6308, 6327, 6660, 7030, 7470, 7885, 8436, 8964, 9213, 9462, 9990, 10260, 10545, 11205, 12284, 12654, 14060, 14193, 14940, 15355, 15770, 18426, 18924, 18981, 19980, 21090, 22410, 23655, 25308, 27639, 28386, 30710, 31540, 31635, 36852, 37962, 42180, 42579, 44820, 46065, 47310, 55278, 56772, 58349, 61420, 63270, 70965, 75924, 82917, 85158, 92130, 94620, 94905, 110556, 116698, 126540, 138195, 141930, 165834, 170316, 175047, 184260, 189810, 212895, 233396, 276390, 283860, 291745, 331668, 350094, 379620, 414585, 425790, 525141, 552780, 583490, 700188, 829170, 851580, 875235, 1050282, 1166980, 1575423, 1658340, 1750470, 2100564, 2625705, 3150846, 3500940, 5251410, 6301692, 7877115, 10502820, 15754230, 31508460]

約数ペア:

[(1, 31508460), (2, 15754230), (3, 10502820), (4, 7877115), (5, 6301692), (6, 5251410), (9, 3500940), (10, 3150846), (12, 2625705), (15, 2100564), (18, 1750470), (19, 1658340), (20, 1575423), (27, 1166980), (30, 1050282), (36, 875235), (37, 851580), (38, 829170), (45, 700188), (54, 583490), (57, 552780), (60, 525141), (74, 425790), (76, 414585), (83, 379620), (90, 350094), (95, 331668), (108, 291745), (111, 283860), (114, 276390), (135, 233396), (148, 212895), (166, 189810), (171, 184260), (180, 175047), (185, 170316), (190, 165834), (222, 141930), (228, 138195), (249, 126540), (270, 116698), (285, 110556), (332, 94905), (333, 94620), (342, 92130), (370, 85158), (380, 82917), (415, 75924), (444, 70965), (498, 63270), (513, 61420), (540, 58349), (555, 56772), (570, 55278), (666, 47310), (684, 46065), (703, 44820), (740, 42579), (747, 42180), (830, 37962), (855, 36852), (996, 31635), (999, 31540), (1026, 30710), (1110, 28386), (1140, 27639), (1245, 25308), (1332, 23655), (1406, 22410), (1494, 21090), (1577, 19980), (1660, 18981), (1665, 18924), (1710, 18426), (1998, 15770), (2052, 15355), (2109, 14940), (2220, 14193), (2241, 14060), (2490, 12654), (2565, 12284), (2812, 11205), (2988, 10545), (3071, 10260), (3154, 9990), (3330, 9462), (3420, 9213), (3515, 8964), (3735, 8436), (3996, 7885), (4218, 7470), (4482, 7030), (4731, 6660), (4980, 6327), (4995, 6308), (5130, 6142)]