45108280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:237

約数の個数: 128

約数和(自身を含む): 124992000

約数和(自身を除く): 79883720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 61, 70, 76, 95, 122, 133, 139, 140, 152, 190, 244, 266, 278, 280, 305, 380, 427, 488, 532, 556, 610, 665, 695, 760, 854, 973, 1064, 1112, 1159, 1220, 1330, 1390, 1708, 1946, 2135, 2318, 2440, 2641, 2660, 2780, 3416, 3892, 4270, 4636, 4865, 5282, 5320, 5560, 5795, 7784, 8113, 8479, 8540, 9272, 9730, 10564, 11590, 13205, 16226, 16958, 17080, 18487, 19460, 21128, 23180, 26410, 32452, 33916, 36974, 38920, 40565, 42395, 46360, 52820, 59353, 64904, 67832, 73948, 81130, 84790, 92435, 105640, 118706, 147896, 161101, 162260, 169580, 184870, 237412, 296765, 322202, 324520, 339160, 369740, 474824, 593530, 644404, 739480, 805505, 1127707, 1187060, 1288808, 1611010, 2255414, 2374120, 3222020, 4510828, 5638535, 6444040, 9021656, 11277070, 22554140, 45108280]

約数ペア:

[(1, 45108280), (2, 22554140), (4, 11277070), (5, 9021656), (7, 6444040), (8, 5638535), (10, 4510828), (14, 3222020), (19, 2374120), (20, 2255414), (28, 1611010), (35, 1288808), (38, 1187060), (40, 1127707), (56, 805505), (61, 739480), (70, 644404), (76, 593530), (95, 474824), (122, 369740), (133, 339160), (139, 324520), (140, 322202), (152, 296765), (190, 237412), (244, 184870), (266, 169580), (278, 162260), (280, 161101), (305, 147896), (380, 118706), (427, 105640), (488, 92435), (532, 84790), (556, 81130), (610, 73948), (665, 67832), (695, 64904), (760, 59353), (854, 52820), (973, 46360), (1064, 42395), (1112, 40565), (1159, 38920), (1220, 36974), (1330, 33916), (1390, 32452), (1708, 26410), (1946, 23180), (2135, 21128), (2318, 19460), (2440, 18487), (2641, 17080), (2660, 16958), (2780, 16226), (3416, 13205), (3892, 11590), (4270, 10564), (4636, 9730), (4865, 9272), (5282, 8540), (5320, 8479), (5560, 8113), (5795, 7784)]