30707820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1193}}^1$

素因数の和:1232

約数の個数: 144

約数和(自身を含む): 109523232

約数和(自身を除く): 78815412

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 26, 30, 33, 36, 39, 44, 45, 52, 55, 60, 65, 66, 78, 90, 99, 110, 117, 130, 132, 143, 156, 165, 180, 195, 198, 220, 234, 260, 286, 330, 390, 396, 429, 468, 495, 572, 585, 660, 715, 780, 858, 990, 1170, 1193, 1287, 1430, 1716, 1980, 2145, 2340, 2386, 2574, 2860, 3579, 4290, 4772, 5148, 5965, 6435, 7158, 8580, 10737, 11930, 12870, 13123, 14316, 15509, 17895, 21474, 23860, 25740, 26246, 31018, 35790, 39369, 42948, 46527, 52492, 53685, 62036, 65615, 71580, 77545, 78738, 93054, 107370, 118107, 131230, 139581, 155090, 157476, 170599, 186108, 196845, 214740, 232635, 236214, 262460, 279162, 310180, 341198, 393690, 465270, 472428, 511797, 558324, 590535, 682396, 697905, 787380, 852995, 930540, 1023594, 1181070, 1395810, 1535391, 1705990, 2047188, 2362140, 2558985, 2791620, 3070782, 3411980, 5117970, 6141564, 7676955, 10235940, 15353910, 30707820]

約数ペア:

[(1, 30707820), (2, 15353910), (3, 10235940), (4, 7676955), (5, 6141564), (6, 5117970), (9, 3411980), (10, 3070782), (11, 2791620), (12, 2558985), (13, 2362140), (15, 2047188), (18, 1705990), (20, 1535391), (22, 1395810), (26, 1181070), (30, 1023594), (33, 930540), (36, 852995), (39, 787380), (44, 697905), (45, 682396), (52, 590535), (55, 558324), (60, 511797), (65, 472428), (66, 465270), (78, 393690), (90, 341198), (99, 310180), (110, 279162), (117, 262460), (130, 236214), (132, 232635), (143, 214740), (156, 196845), (165, 186108), (180, 170599), (195, 157476), (198, 155090), (220, 139581), (234, 131230), (260, 118107), (286, 107370), (330, 93054), (390, 78738), (396, 77545), (429, 71580), (468, 65615), (495, 62036), (572, 53685), (585, 52492), (660, 46527), (715, 42948), (780, 39369), (858, 35790), (990, 31018), (1170, 26246), (1193, 25740), (1287, 23860), (1430, 21474), (1716, 17895), (1980, 15509), (2145, 14316), (2340, 13123), (2386, 12870), (2574, 11930), (2860, 10737), (3579, 8580), (4290, 7158), (4772, 6435), (5148, 5965)]