400048740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1163}}^1$

素因数の和:1208

約数の個数: 288

約数和(自身を含む): 1560504960

約数和(自身を除く): 1160456220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 49, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 98, 105, 108, 117, 126, 130, 135, 140, 147, 156, 180, 182, 189, 195, 196, 210, 234, 245, 252, 260, 270, 273, 294, 315, 351, 364, 378, 390, 420, 441, 455, 468, 490, 540, 546, 585, 588, 630, 637, 702, 735, 756, 780, 819, 882, 910, 945, 980, 1092, 1163, 1170, 1260, 1274, 1323, 1365, 1404, 1470, 1638, 1755, 1764, 1820, 1890, 1911, 2205, 2326, 2340, 2457, 2548, 2646, 2730, 2940, 3185, 3276, 3489, 3510, 3780, 3822, 4095, 4410, 4652, 4914, 5292, 5460, 5733, 5815, 6370, 6615, 6978, 7020, 7644, 8141, 8190, 8820, 9555, 9828, 10467, 11466, 11630, 12285, 12740, 13230, 13956, 15119, 16282, 16380, 17199, 17445, 19110, 20934, 22932, 23260, 24423, 24570, 26460, 28665, 30238, 31401, 32564, 34398, 34890, 38220, 40705, 41868, 45357, 48846, 49140, 52335, 56987, 57330, 60476, 62802, 68796, 69780, 73269, 75595, 81410, 85995, 90714, 97692, 104670, 105833, 113974, 114660, 122115, 125604, 136071, 146538, 151190, 157005, 162820, 170961, 171990, 181428, 209340, 211666, 219807, 226785, 227948, 244230, 272142, 284935, 293076, 302380, 314010, 317499, 341922, 343980, 366345, 408213, 423332, 439614, 453570, 488460, 512883, 529165, 544284, 569870, 628020, 634998, 680355, 683844, 732690, 740831, 816426, 854805, 879228, 907140, 952497, 1025766, 1058330, 1099035, 1139740, 1269996, 1360710, 1465380, 1481662, 1538649, 1587495, 1632852, 1709610, 1904994, 2041065, 2051532, 2116660, 2198070, 2222493, 2564415, 2721420, 2857491, 2963324, 3077298, 3174990, 3419220, 3704155, 3809988, 4082130, 4396140, 4444986, 4762485, 5128830, 5714982, 6154596, 6349980, 6667479, 7408310, 7693245, 8164260, 8889972, 9524970, 10257660, 11112465, 11429964, 13334958, 14287455, 14816620, 15386490, 19049940, 20002437, 22224930, 26669916, 28574910, 30772980, 33337395, 40004874, 44449860, 57149820, 66674790, 80009748, 100012185, 133349580, 200024370, 400048740]

約数ペア:

[(1, 400048740), (2, 200024370), (3, 133349580), (4, 100012185), (5, 80009748), (6, 66674790), (7, 57149820), (9, 44449860), (10, 40004874), (12, 33337395), (13, 30772980), (14, 28574910), (15, 26669916), (18, 22224930), (20, 20002437), (21, 19049940), (26, 15386490), (27, 14816620), (28, 14287455), (30, 13334958), (35, 11429964), (36, 11112465), (39, 10257660), (42, 9524970), (45, 8889972), (49, 8164260), (52, 7693245), (54, 7408310), (60, 6667479), (63, 6349980), (65, 6154596), (70, 5714982), (78, 5128830), (84, 4762485), (90, 4444986), (91, 4396140), (98, 4082130), (105, 3809988), (108, 3704155), (117, 3419220), (126, 3174990), (130, 3077298), (135, 2963324), (140, 2857491), (147, 2721420), (156, 2564415), (180, 2222493), (182, 2198070), (189, 2116660), (195, 2051532), (196, 2041065), (210, 1904994), (234, 1709610), (245, 1632852), (252, 1587495), (260, 1538649), (270, 1481662), (273, 1465380), (294, 1360710), (315, 1269996), (351, 1139740), (364, 1099035), (378, 1058330), (390, 1025766), (420, 952497), (441, 907140), (455, 879228), (468, 854805), (490, 816426), (540, 740831), (546, 732690), (585, 683844), (588, 680355), (630, 634998), (637, 628020), (702, 569870), (735, 544284), (756, 529165), (780, 512883), (819, 488460), (882, 453570), (910, 439614), (945, 423332), (980, 408213), (1092, 366345), (1163, 343980), (1170, 341922), (1260, 317499), (1274, 314010), (1323, 302380), (1365, 293076), (1404, 284935), (1470, 272142), (1638, 244230), (1755, 227948), (1764, 226785), (1820, 219807), (1890, 211666), (1911, 209340), (2205, 181428), (2326, 171990), (2340, 170961), (2457, 162820), (2548, 157005), (2646, 151190), (2730, 146538), (2940, 136071), (3185, 125604), (3276, 122115), (3489, 114660), (3510, 113974), (3780, 105833), (3822, 104670), (4095, 97692), (4410, 90714), (4652, 85995), (4914, 81410), (5292, 75595), (5460, 73269), (5733, 69780), (5815, 68796), (6370, 62802), (6615, 60476), (6978, 57330), (7020, 56987), (7644, 52335), (8141, 49140), (8190, 48846), (8820, 45357), (9555, 41868), (9828, 40705), (10467, 38220), (11466, 34890), (11630, 34398), (12285, 32564), (12740, 31401), (13230, 30238), (13956, 28665), (15119, 26460), (16282, 24570), (16380, 24423), (17199, 23260), (17445, 22932), (19110, 20934)]