29948940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 113836800

約数和(自身を除く): 83887860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 139, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 278, 285, 315, 324, 342, 378, 380, 399, 405, 417, 420, 513, 532, 540, 556, 567, 570, 630, 665, 684, 695, 756, 798, 810, 834, 855, 945, 973, 1026, 1134, 1140, 1197, 1251, 1260, 1330, 1390, 1539, 1596, 1620, 1668, 1710, 1890, 1946, 1995, 2052, 2085, 2268, 2394, 2502, 2565, 2641, 2660, 2780, 2835, 2919, 3078, 3420, 3591, 3753, 3780, 3892, 3990, 4170, 4788, 4865, 5004, 5130, 5282, 5670, 5838, 5985, 6156, 6255, 7182, 7506, 7695, 7923, 7980, 8340, 8757, 9730, 10260, 10564, 10773, 11259, 11340, 11676, 11970, 12510, 13205, 14364, 14595, 15012, 15390, 15846, 17514, 17955, 18487, 18765, 19460, 21546, 22518, 23769, 23940, 25020, 26271, 26410, 29190, 30780, 31692, 35028, 35910, 36974, 37530, 39615, 43092, 43785, 45036, 47538, 52542, 52820, 53865, 55461, 56295, 58380, 71307, 71820, 73948, 75060, 78813, 79230, 87570, 92435, 95076, 105084, 107730, 110922, 112590, 118845, 131355, 142614, 157626, 158460, 166383, 175140, 184870, 213921, 215460, 221844, 225180, 237690, 262710, 277305, 285228, 315252, 332766, 356535, 369740, 394065, 427842, 475380, 499149, 525420, 554610, 665532, 713070, 788130, 831915, 855684, 998298, 1069605, 1109220, 1426140, 1497447, 1576260, 1663830, 1996596, 2139210, 2495745, 2994894, 3327660, 4278420, 4991490, 5989788, 7487235, 9982980, 14974470, 29948940]

約数ペア:

[(1, 29948940), (2, 14974470), (3, 9982980), (4, 7487235), (5, 5989788), (6, 4991490), (7, 4278420), (9, 3327660), (10, 2994894), (12, 2495745), (14, 2139210), (15, 1996596), (18, 1663830), (19, 1576260), (20, 1497447), (21, 1426140), (27, 1109220), (28, 1069605), (30, 998298), (35, 855684), (36, 831915), (38, 788130), (42, 713070), (45, 665532), (54, 554610), (57, 525420), (60, 499149), (63, 475380), (70, 427842), (76, 394065), (81, 369740), (84, 356535), (90, 332766), (95, 315252), (105, 285228), (108, 277305), (114, 262710), (126, 237690), (133, 225180), (135, 221844), (139, 215460), (140, 213921), (162, 184870), (171, 175140), (180, 166383), (189, 158460), (190, 157626), (210, 142614), (228, 131355), (252, 118845), (266, 112590), (270, 110922), (278, 107730), (285, 105084), (315, 95076), (324, 92435), (342, 87570), (378, 79230), (380, 78813), (399, 75060), (405, 73948), (417, 71820), (420, 71307), (513, 58380), (532, 56295), (540, 55461), (556, 53865), (567, 52820), (570, 52542), (630, 47538), (665, 45036), (684, 43785), (695, 43092), (756, 39615), (798, 37530), (810, 36974), (834, 35910), (855, 35028), (945, 31692), (973, 30780), (1026, 29190), (1134, 26410), (1140, 26271), (1197, 25020), (1251, 23940), (1260, 23769), (1330, 22518), (1390, 21546), (1539, 19460), (1596, 18765), (1620, 18487), (1668, 17955), (1710, 17514), (1890, 15846), (1946, 15390), (1995, 15012), (2052, 14595), (2085, 14364), (2268, 13205), (2394, 12510), (2502, 11970), (2565, 11676), (2641, 11340), (2660, 11259), (2780, 10773), (2835, 10564), (2919, 10260), (3078, 9730), (3420, 8757), (3591, 8340), (3753, 7980), (3780, 7923), (3892, 7695), (3990, 7506), (4170, 7182), (4788, 6255), (4865, 6156), (5004, 5985), (5130, 5838), (5282, 5670)]