445147740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:892

約数の個数: 144

約数和(自身を含む): 1404224640

約数和(自身を除く): 959076900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 89, 90, 111, 148, 178, 180, 185, 222, 267, 333, 356, 370, 444, 445, 534, 555, 666, 740, 751, 801, 890, 1068, 1110, 1332, 1335, 1502, 1602, 1665, 1780, 2220, 2253, 2670, 3004, 3204, 3293, 3330, 3755, 4005, 4506, 5340, 6586, 6660, 6759, 7510, 8010, 9012, 9879, 11265, 13172, 13518, 15020, 16020, 16465, 19758, 22530, 27036, 27787, 29637, 32930, 33795, 39516, 45060, 49395, 55574, 59274, 65860, 66839, 67590, 83361, 98790, 111148, 118548, 133678, 135180, 138935, 148185, 166722, 197580, 200517, 250083, 267356, 277870, 296370, 333444, 334195, 401034, 416805, 500166, 555740, 592740, 601551, 668390, 802068, 833610, 1000332, 1002585, 1203102, 1250415, 1336780, 1667220, 2005170, 2406204, 2473043, 2500830, 3007755, 4010340, 4946086, 5001660, 6015510, 7419129, 9892172, 12031020, 12365215, 14838258, 22257387, 24730430, 29676516, 37095645, 44514774, 49460860, 74191290, 89029548, 111286935, 148382580, 222573870, 445147740]

約数ペア:

[(1, 445147740), (2, 222573870), (3, 148382580), (4, 111286935), (5, 89029548), (6, 74191290), (9, 49460860), (10, 44514774), (12, 37095645), (15, 29676516), (18, 24730430), (20, 22257387), (30, 14838258), (36, 12365215), (37, 12031020), (45, 9892172), (60, 7419129), (74, 6015510), (89, 5001660), (90, 4946086), (111, 4010340), (148, 3007755), (178, 2500830), (180, 2473043), (185, 2406204), (222, 2005170), (267, 1667220), (333, 1336780), (356, 1250415), (370, 1203102), (444, 1002585), (445, 1000332), (534, 833610), (555, 802068), (666, 668390), (740, 601551), (751, 592740), (801, 555740), (890, 500166), (1068, 416805), (1110, 401034), (1332, 334195), (1335, 333444), (1502, 296370), (1602, 277870), (1665, 267356), (1780, 250083), (2220, 200517), (2253, 197580), (2670, 166722), (3004, 148185), (3204, 138935), (3293, 135180), (3330, 133678), (3755, 118548), (4005, 111148), (4506, 98790), (5340, 83361), (6586, 67590), (6660, 66839), (6759, 65860), (7510, 59274), (8010, 55574), (9012, 49395), (9879, 45060), (11265, 39516), (13172, 33795), (13518, 32930), (15020, 29637), (16020, 27787), (16465, 27036), (19758, 22530)]