66605640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{223}}^1$

素因数の和:387

約数の個数: 128

約数和(自身を含む): 212889600

約数和(自身を除く): 146283960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 131, 152, 190, 223, 228, 262, 285, 380, 393, 446, 456, 524, 570, 655, 669, 760, 786, 892, 1048, 1115, 1140, 1310, 1338, 1572, 1784, 1965, 2230, 2280, 2489, 2620, 2676, 3144, 3345, 3930, 4237, 4460, 4978, 5240, 5352, 6690, 7467, 7860, 8474, 8920, 9956, 12445, 12711, 13380, 14934, 15720, 16948, 19912, 21185, 24890, 25422, 26760, 29213, 29868, 33896, 37335, 42370, 49780, 50844, 58426, 59736, 63555, 74670, 84740, 87639, 99560, 101688, 116852, 127110, 146065, 149340, 169480, 175278, 233704, 254220, 292130, 298680, 350556, 438195, 508440, 555047, 584260, 701112, 876390, 1110094, 1168520, 1665141, 1752780, 2220188, 2775235, 3330282, 3505560, 4440376, 5550470, 6660564, 8325705, 11100940, 13321128, 16651410, 22201880, 33302820, 66605640]

約数ペア:

[(1, 66605640), (2, 33302820), (3, 22201880), (4, 16651410), (5, 13321128), (6, 11100940), (8, 8325705), (10, 6660564), (12, 5550470), (15, 4440376), (19, 3505560), (20, 3330282), (24, 2775235), (30, 2220188), (38, 1752780), (40, 1665141), (57, 1168520), (60, 1110094), (76, 876390), (95, 701112), (114, 584260), (120, 555047), (131, 508440), (152, 438195), (190, 350556), (223, 298680), (228, 292130), (262, 254220), (285, 233704), (380, 175278), (393, 169480), (446, 149340), (456, 146065), (524, 127110), (570, 116852), (655, 101688), (669, 99560), (760, 87639), (786, 84740), (892, 74670), (1048, 63555), (1115, 59736), (1140, 58426), (1310, 50844), (1338, 49780), (1572, 42370), (1784, 37335), (1965, 33896), (2230, 29868), (2280, 29213), (2489, 26760), (2620, 25422), (2676, 24890), (3144, 21185), (3345, 19912), (3930, 16948), (4237, 15720), (4460, 14934), (4978, 13380), (5240, 12711), (5352, 12445), (6690, 9956), (7467, 8920), (7860, 8474)]