205293060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2671}}^1$

素因数の和:2754

約数の個数: 144

約数和(自身を含む): 723620352

約数和(自身を除く): 518327292

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2562, 2671, 2745, 3660, 3843, 4270, 5124, 5342, 5490, 6405, 7686, 8013, 8540, 10684, 10980, 12810, 13355, 15372, 16026, 18697, 19215, 24039, 25620, 26710, 32052, 37394, 38430, 40065, 48078, 53420, 56091, 74788, 76860, 80130, 93485, 96156, 112182, 120195, 160260, 162931, 168273, 186970, 224364, 240390, 280455, 325862, 336546, 373940, 480780, 488793, 560910, 651724, 673092, 814655, 841365, 977586, 1121820, 1140517, 1466379, 1629310, 1682730, 1955172, 2281034, 2443965, 2932758, 3258620, 3365460, 3421551, 4562068, 4887930, 5702585, 5865516, 6843102, 7331895, 9775860, 10264653, 11405170, 13686204, 14663790, 17107755, 20529306, 22810340, 29327580, 34215510, 41058612, 51323265, 68431020, 102646530, 205293060]

約数ペア:

[(1, 205293060), (2, 102646530), (3, 68431020), (4, 51323265), (5, 41058612), (6, 34215510), (7, 29327580), (9, 22810340), (10, 20529306), (12, 17107755), (14, 14663790), (15, 13686204), (18, 11405170), (20, 10264653), (21, 9775860), (28, 7331895), (30, 6843102), (35, 5865516), (36, 5702585), (42, 4887930), (45, 4562068), (60, 3421551), (61, 3365460), (63, 3258620), (70, 2932758), (84, 2443965), (90, 2281034), (105, 1955172), (122, 1682730), (126, 1629310), (140, 1466379), (180, 1140517), (183, 1121820), (210, 977586), (244, 841365), (252, 814655), (305, 673092), (315, 651724), (366, 560910), (420, 488793), (427, 480780), (549, 373940), (610, 336546), (630, 325862), (732, 280455), (854, 240390), (915, 224364), (1098, 186970), (1220, 168273), (1260, 162931), (1281, 160260), (1708, 120195), (1830, 112182), (2135, 96156), (2196, 93485), (2562, 80130), (2671, 76860), (2745, 74788), (3660, 56091), (3843, 53420), (4270, 48078), (5124, 40065), (5342, 38430), (5490, 37394), (6405, 32052), (7686, 26710), (8013, 25620), (8540, 24039), (10684, 19215), (10980, 18697), (12810, 16026), (13355, 15372)]