1868928360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{2729}}^1$

素因数の和:3195

約数の個数: 128

約数和(自身を含む): 6054048000

約数和(自身を除く): 4185119640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 439, 520, 780, 878, 1317, 1560, 1756, 2195, 2634, 2729, 3512, 4390, 5268, 5458, 5707, 6585, 8187, 8780, 10536, 10916, 11414, 13170, 13645, 16374, 17121, 17560, 21832, 22828, 26340, 27290, 28535, 32748, 34242, 35477, 40935, 45656, 52680, 54580, 57070, 65496, 68484, 70954, 81870, 85605, 106431, 109160, 114140, 136968, 141908, 163740, 171210, 177385, 212862, 228280, 283816, 327480, 342420, 354770, 425724, 532155, 684840, 709540, 851448, 1064310, 1198031, 1419080, 2128620, 2396062, 3594093, 4257240, 4792124, 5990155, 7188186, 9584248, 11980310, 14376372, 15574403, 17970465, 23960620, 28752744, 31148806, 35940930, 46723209, 47921240, 62297612, 71881860, 77872015, 93446418, 124595224, 143763720, 155744030, 186892836, 233616045, 311488060, 373785672, 467232090, 622976120, 934464180, 1868928360]

約数ペア:

[(1, 1868928360), (2, 934464180), (3, 622976120), (4, 467232090), (5, 373785672), (6, 311488060), (8, 233616045), (10, 186892836), (12, 155744030), (13, 143763720), (15, 124595224), (20, 93446418), (24, 77872015), (26, 71881860), (30, 62297612), (39, 47921240), (40, 46723209), (52, 35940930), (60, 31148806), (65, 28752744), (78, 23960620), (104, 17970465), (120, 15574403), (130, 14376372), (156, 11980310), (195, 9584248), (260, 7188186), (312, 5990155), (390, 4792124), (439, 4257240), (520, 3594093), (780, 2396062), (878, 2128620), (1317, 1419080), (1560, 1198031), (1756, 1064310), (2195, 851448), (2634, 709540), (2729, 684840), (3512, 532155), (4390, 425724), (5268, 354770), (5458, 342420), (5707, 327480), (6585, 283816), (8187, 228280), (8780, 212862), (10536, 177385), (10916, 171210), (11414, 163740), (13170, 141908), (13645, 136968), (16374, 114140), (17121, 109160), (17560, 106431), (21832, 85605), (22828, 81870), (26340, 70954), (27290, 68484), (28535, 65496), (32748, 57070), (34242, 54580), (35477, 52680), (40935, 45656)]