148749720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2903}}^1$

素因数の和:2985

約数の個数: 128

約数和(自身を含む): 518538240

約数和(自身を除く): 369788520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 61, 70, 84, 105, 120, 122, 140, 168, 183, 210, 244, 280, 305, 366, 420, 427, 488, 610, 732, 840, 854, 915, 1220, 1281, 1464, 1708, 1830, 2135, 2440, 2562, 2903, 3416, 3660, 4270, 5124, 5806, 6405, 7320, 8540, 8709, 10248, 11612, 12810, 14515, 17080, 17418, 20321, 23224, 25620, 29030, 34836, 40642, 43545, 51240, 58060, 60963, 69672, 81284, 87090, 101605, 116120, 121926, 162568, 174180, 177083, 203210, 243852, 304815, 348360, 354166, 406420, 487704, 531249, 609630, 708332, 812840, 885415, 1062498, 1219260, 1239581, 1416664, 1770830, 2124996, 2438520, 2479162, 2656245, 3541660, 3718743, 4249992, 4958324, 5312490, 6197905, 7083320, 7437486, 9916648, 10624980, 12395810, 14874972, 18593715, 21249960, 24791620, 29749944, 37187430, 49583240, 74374860, 148749720]

約数ペア:

[(1, 148749720), (2, 74374860), (3, 49583240), (4, 37187430), (5, 29749944), (6, 24791620), (7, 21249960), (8, 18593715), (10, 14874972), (12, 12395810), (14, 10624980), (15, 9916648), (20, 7437486), (21, 7083320), (24, 6197905), (28, 5312490), (30, 4958324), (35, 4249992), (40, 3718743), (42, 3541660), (56, 2656245), (60, 2479162), (61, 2438520), (70, 2124996), (84, 1770830), (105, 1416664), (120, 1239581), (122, 1219260), (140, 1062498), (168, 885415), (183, 812840), (210, 708332), (244, 609630), (280, 531249), (305, 487704), (366, 406420), (420, 354166), (427, 348360), (488, 304815), (610, 243852), (732, 203210), (840, 177083), (854, 174180), (915, 162568), (1220, 121926), (1281, 116120), (1464, 101605), (1708, 87090), (1830, 81284), (2135, 69672), (2440, 60963), (2562, 58060), (2903, 51240), (3416, 43545), (3660, 40642), (4270, 34836), (5124, 29030), (5806, 25620), (6405, 23224), (7320, 20321), (8540, 17418), (8709, 17080), (10248, 14515), (11612, 12810)]