31564260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 288

約数和(自身を含む): 123282432

約数和(自身を除く): 91718172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 41, 42, 45, 47, 52, 60, 63, 65, 70, 78, 82, 84, 90, 91, 94, 105, 117, 123, 126, 130, 140, 141, 156, 164, 180, 182, 188, 195, 205, 210, 234, 235, 246, 252, 260, 273, 282, 287, 315, 329, 364, 369, 390, 410, 420, 423, 455, 468, 470, 492, 533, 546, 564, 574, 585, 611, 615, 630, 658, 705, 738, 780, 819, 820, 846, 861, 910, 940, 987, 1066, 1092, 1148, 1170, 1222, 1230, 1260, 1316, 1365, 1410, 1435, 1476, 1599, 1638, 1645, 1692, 1722, 1820, 1833, 1845, 1927, 1974, 2115, 2132, 2340, 2444, 2460, 2583, 2665, 2730, 2820, 2870, 2961, 3055, 3198, 3276, 3290, 3444, 3666, 3690, 3731, 3854, 3948, 4095, 4230, 4277, 4305, 4797, 4935, 5166, 5330, 5460, 5499, 5740, 5781, 5922, 6110, 6396, 6580, 7332, 7380, 7462, 7708, 7995, 8190, 8460, 8554, 8610, 9165, 9594, 9635, 9870, 10332, 10660, 10998, 11193, 11562, 11844, 12220, 12831, 12915, 13489, 14805, 14924, 15990, 16380, 17108, 17220, 17343, 18330, 18655, 19188, 19270, 19740, 21385, 21996, 22386, 23124, 23985, 25051, 25662, 25830, 26978, 27495, 28905, 29610, 31980, 33579, 34686, 36660, 37310, 38493, 38540, 40467, 42770, 44772, 47970, 50102, 51324, 51660, 53956, 54990, 55965, 57810, 59220, 64155, 67158, 67445, 69372, 74620, 75153, 76986, 80934, 85540, 86715, 95940, 100204, 109980, 111930, 115620, 121401, 125255, 128310, 134316, 134890, 150306, 153972, 161868, 167895, 173430, 175357, 192465, 202335, 223860, 225459, 242802, 250510, 256620, 269780, 300612, 335790, 346860, 350714, 375765, 384930, 404670, 450918, 485604, 501020, 526071, 607005, 671580, 701428, 751530, 769860, 809340, 876785, 901836, 1052142, 1127295, 1214010, 1503060, 1578213, 1753570, 2104284, 2254590, 2428020, 2630355, 3156426, 3507140, 4509180, 5260710, 6312852, 7891065, 10521420, 15782130, 31564260]

約数ペア:

[(1, 31564260), (2, 15782130), (3, 10521420), (4, 7891065), (5, 6312852), (6, 5260710), (7, 4509180), (9, 3507140), (10, 3156426), (12, 2630355), (13, 2428020), (14, 2254590), (15, 2104284), (18, 1753570), (20, 1578213), (21, 1503060), (26, 1214010), (28, 1127295), (30, 1052142), (35, 901836), (36, 876785), (39, 809340), (41, 769860), (42, 751530), (45, 701428), (47, 671580), (52, 607005), (60, 526071), (63, 501020), (65, 485604), (70, 450918), (78, 404670), (82, 384930), (84, 375765), (90, 350714), (91, 346860), (94, 335790), (105, 300612), (117, 269780), (123, 256620), (126, 250510), (130, 242802), (140, 225459), (141, 223860), (156, 202335), (164, 192465), (180, 175357), (182, 173430), (188, 167895), (195, 161868), (205, 153972), (210, 150306), (234, 134890), (235, 134316), (246, 128310), (252, 125255), (260, 121401), (273, 115620), (282, 111930), (287, 109980), (315, 100204), (329, 95940), (364, 86715), (369, 85540), (390, 80934), (410, 76986), (420, 75153), (423, 74620), (455, 69372), (468, 67445), (470, 67158), (492, 64155), (533, 59220), (546, 57810), (564, 55965), (574, 54990), (585, 53956), (611, 51660), (615, 51324), (630, 50102), (658, 47970), (705, 44772), (738, 42770), (780, 40467), (819, 38540), (820, 38493), (846, 37310), (861, 36660), (910, 34686), (940, 33579), (987, 31980), (1066, 29610), (1092, 28905), (1148, 27495), (1170, 26978), (1222, 25830), (1230, 25662), (1260, 25051), (1316, 23985), (1365, 23124), (1410, 22386), (1435, 21996), (1476, 21385), (1599, 19740), (1638, 19270), (1645, 19188), (1692, 18655), (1722, 18330), (1820, 17343), (1833, 17220), (1845, 17108), (1927, 16380), (1974, 15990), (2115, 14924), (2132, 14805), (2340, 13489), (2444, 12915), (2460, 12831), (2583, 12220), (2665, 11844), (2730, 11562), (2820, 11193), (2870, 10998), (2961, 10660), (3055, 10332), (3198, 9870), (3276, 9635), (3290, 9594), (3444, 9165), (3666, 8610), (3690, 8554), (3731, 8460), (3854, 8190), (3948, 7995), (4095, 7708), (4230, 7462), (4277, 7380), (4305, 7332), (4797, 6580), (4935, 6396), (5166, 6110), (5330, 5922), (5460, 5781), (5499, 5740)]