21762300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 73939712

約数和(自身を除く): 52177412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 100, 105, 129, 140, 150, 172, 175, 210, 215, 241, 258, 300, 301, 350, 420, 430, 482, 516, 525, 602, 645, 700, 723, 860, 903, 964, 1050, 1075, 1204, 1205, 1290, 1446, 1505, 1687, 1806, 2100, 2150, 2410, 2580, 2892, 3010, 3225, 3374, 3612, 3615, 4300, 4515, 4820, 5061, 6020, 6025, 6450, 6748, 7230, 7525, 8435, 9030, 10122, 10363, 12050, 12900, 14460, 15050, 16870, 18060, 18075, 20244, 20726, 22575, 24100, 25305, 30100, 31089, 33740, 36150, 41452, 42175, 45150, 50610, 51815, 62178, 72300, 72541, 84350, 90300, 101220, 103630, 124356, 126525, 145082, 155445, 168700, 207260, 217623, 253050, 259075, 290164, 310890, 362705, 435246, 506100, 518150, 621780, 725410, 777225, 870492, 1036300, 1088115, 1450820, 1554450, 1813525, 2176230, 3108900, 3627050, 4352460, 5440575, 7254100, 10881150, 21762300]

約数ペア:

[(1, 21762300), (2, 10881150), (3, 7254100), (4, 5440575), (5, 4352460), (6, 3627050), (7, 3108900), (10, 2176230), (12, 1813525), (14, 1554450), (15, 1450820), (20, 1088115), (21, 1036300), (25, 870492), (28, 777225), (30, 725410), (35, 621780), (42, 518150), (43, 506100), (50, 435246), (60, 362705), (70, 310890), (75, 290164), (84, 259075), (86, 253050), (100, 217623), (105, 207260), (129, 168700), (140, 155445), (150, 145082), (172, 126525), (175, 124356), (210, 103630), (215, 101220), (241, 90300), (258, 84350), (300, 72541), (301, 72300), (350, 62178), (420, 51815), (430, 50610), (482, 45150), (516, 42175), (525, 41452), (602, 36150), (645, 33740), (700, 31089), (723, 30100), (860, 25305), (903, 24100), (964, 22575), (1050, 20726), (1075, 20244), (1204, 18075), (1205, 18060), (1290, 16870), (1446, 15050), (1505, 14460), (1687, 12900), (1806, 12050), (2100, 10363), (2150, 10122), (2410, 9030), (2580, 8435), (2892, 7525), (3010, 7230), (3225, 6748), (3374, 6450), (3612, 6025), (3615, 6020), (4300, 5061), (4515, 4820)]