279101640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{751}}^1$

素因数の和:947

約数の個数: 128

約数和(自身を含む): 887961600

約数和(自身を除く): 608859960

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, 152, 163, 190, 228, 285, 326, 380, 456, 489, 570, 652, 751, 760, 815, 978, 1140, 1304, 1502, 1630, 1956, 2253, 2280, 2445, 3004, 3097, 3260, 3755, 3912, 4506, 4890, 6008, 6194, 6520, 7510, 9012, 9291, 9780, 11265, 12388, 14269, 15020, 15485, 18024, 18582, 19560, 22530, 24776, 28538, 30040, 30970, 37164, 42807, 45060, 46455, 57076, 61940, 71345, 74328, 85614, 90120, 92910, 114152, 122413, 123880, 142690, 171228, 185820, 214035, 244826, 285380, 342456, 367239, 371640, 428070, 489652, 570760, 612065, 734478, 856140, 979304, 1224130, 1468956, 1712280, 1836195, 2325847, 2448260, 2937912, 3672390, 4651694, 4896520, 6977541, 7344780, 9303388, 11629235, 13955082, 14689560, 18606776, 23258470, 27910164, 34887705, 46516940, 55820328, 69775410, 93033880, 139550820, 279101640]

約数ペア:

[(1, 279101640), (2, 139550820), (3, 93033880), (4, 69775410), (5, 55820328), (6, 46516940), (8, 34887705), (10, 27910164), (12, 23258470), (15, 18606776), (19, 14689560), (20, 13955082), (24, 11629235), (30, 9303388), (38, 7344780), (40, 6977541), (57, 4896520), (60, 4651694), (76, 3672390), (95, 2937912), (114, 2448260), (120, 2325847), (152, 1836195), (163, 1712280), (190, 1468956), (228, 1224130), (285, 979304), (326, 856140), (380, 734478), (456, 612065), (489, 570760), (570, 489652), (652, 428070), (751, 371640), (760, 367239), (815, 342456), (978, 285380), (1140, 244826), (1304, 214035), (1502, 185820), (1630, 171228), (1956, 142690), (2253, 123880), (2280, 122413), (2445, 114152), (3004, 92910), (3097, 90120), (3260, 85614), (3755, 74328), (3912, 71345), (4506, 61940), (4890, 57076), (6008, 46455), (6194, 45060), (6520, 42807), (7510, 37164), (9012, 30970), (9291, 30040), (9780, 28538), (11265, 24776), (12388, 22530), (14269, 19560), (15020, 18582), (15485, 18024)]