659970780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{293}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 2200117248

約数和(自身を除く): 1540146468

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 31, 35, 42, 60, 62, 70, 84, 93, 105, 124, 140, 155, 173, 186, 210, 217, 293, 310, 346, 372, 420, 434, 465, 519, 586, 620, 651, 692, 865, 868, 879, 930, 1038, 1085, 1172, 1211, 1302, 1465, 1730, 1758, 1860, 2051, 2076, 2170, 2422, 2595, 2604, 2930, 3255, 3460, 3516, 3633, 4102, 4340, 4395, 4844, 5190, 5363, 5860, 6055, 6153, 6510, 7266, 8204, 8790, 9083, 10255, 10380, 10726, 12110, 12306, 13020, 14532, 16089, 17580, 18165, 18166, 20510, 21452, 24220, 24612, 26815, 27249, 30765, 32178, 36330, 36332, 37541, 41020, 45415, 50689, 53630, 54498, 61530, 63581, 64356, 72660, 75082, 80445, 90830, 101378, 107260, 108996, 112623, 123060, 127162, 136245, 150164, 152067, 160890, 181660, 187705, 190743, 202756, 225246, 253445, 254324, 272490, 304134, 317905, 321780, 354823, 375410, 381486, 450492, 506890, 544980, 563115, 608268, 635810, 709646, 750820, 760335, 762972, 953715, 1013780, 1064469, 1126230, 1271620, 1419292, 1520670, 1571359, 1774115, 1907430, 2128938, 2252460, 3041340, 3142718, 3548230, 3814860, 4257876, 4714077, 5322345, 6285436, 7096460, 7856795, 9428154, 10644690, 10999513, 15713590, 18856308, 21289380, 21999026, 23570385, 31427180, 32998539, 43998052, 47140770, 54997565, 65997078, 94281540, 109995130, 131994156, 164992695, 219990260, 329985390, 659970780]

約数ペア:

[(1, 659970780), (2, 329985390), (3, 219990260), (4, 164992695), (5, 131994156), (6, 109995130), (7, 94281540), (10, 65997078), (12, 54997565), (14, 47140770), (15, 43998052), (20, 32998539), (21, 31427180), (28, 23570385), (30, 21999026), (31, 21289380), (35, 18856308), (42, 15713590), (60, 10999513), (62, 10644690), (70, 9428154), (84, 7856795), (93, 7096460), (105, 6285436), (124, 5322345), (140, 4714077), (155, 4257876), (173, 3814860), (186, 3548230), (210, 3142718), (217, 3041340), (293, 2252460), (310, 2128938), (346, 1907430), (372, 1774115), (420, 1571359), (434, 1520670), (465, 1419292), (519, 1271620), (586, 1126230), (620, 1064469), (651, 1013780), (692, 953715), (865, 762972), (868, 760335), (879, 750820), (930, 709646), (1038, 635810), (1085, 608268), (1172, 563115), (1211, 544980), (1302, 506890), (1465, 450492), (1730, 381486), (1758, 375410), (1860, 354823), (2051, 321780), (2076, 317905), (2170, 304134), (2422, 272490), (2595, 254324), (2604, 253445), (2930, 225246), (3255, 202756), (3460, 190743), (3516, 187705), (3633, 181660), (4102, 160890), (4340, 152067), (4395, 150164), (4844, 136245), (5190, 127162), (5363, 123060), (5860, 112623), (6055, 108996), (6153, 107260), (6510, 101378), (7266, 90830), (8204, 80445), (8790, 75082), (9083, 72660), (10255, 64356), (10380, 63581), (10726, 61530), (12110, 54498), (12306, 53630), (13020, 50689), (14532, 45415), (16089, 41020), (17580, 37541), (18165, 36332), (18166, 36330), (20510, 32178), (21452, 30765), (24220, 27249), (24612, 26815)]