212827140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4363}}^1$

素因数の和:4649

約数の個数: 72

約数和(自身を含む): 648106368

約数和(自身を除く): 435279228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 813, 1084, 1355, 1626, 2439, 2710, 3252, 4065, 4363, 4878, 5420, 8130, 8726, 9756, 12195, 13089, 16260, 17452, 21815, 24390, 26178, 39267, 43630, 48780, 52356, 65445, 78534, 87260, 130890, 157068, 196335, 261780, 392670, 785340, 1182373, 2364746, 3547119, 4729492, 5911865, 7094238, 10641357, 11823730, 14188476, 17735595, 21282714, 23647460, 35471190, 42565428, 53206785, 70942380, 106413570, 212827140]

約数ペア:

[(1, 212827140), (2, 106413570), (3, 70942380), (4, 53206785), (5, 42565428), (6, 35471190), (9, 23647460), (10, 21282714), (12, 17735595), (15, 14188476), (18, 11823730), (20, 10641357), (30, 7094238), (36, 5911865), (45, 4729492), (60, 3547119), (90, 2364746), (180, 1182373), (271, 785340), (542, 392670), (813, 261780), (1084, 196335), (1355, 157068), (1626, 130890), (2439, 87260), (2710, 78534), (3252, 65445), (4065, 52356), (4363, 48780), (4878, 43630), (5420, 39267), (8130, 26178), (8726, 24390), (9756, 21815), (12195, 17452), (13089, 16260)]