47835540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 155675520

約数和(自身を除く): 107839980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 71, 76, 90, 95, 114, 142, 171, 180, 190, 197, 213, 228, 284, 285, 342, 355, 380, 394, 426, 570, 591, 639, 684, 710, 788, 852, 855, 985, 1065, 1140, 1182, 1278, 1349, 1420, 1710, 1773, 1970, 2130, 2364, 2556, 2698, 2955, 3195, 3420, 3546, 3743, 3940, 4047, 4260, 5396, 5910, 6390, 6745, 7092, 7486, 8094, 8865, 11229, 11820, 12141, 12780, 13490, 13987, 14972, 16188, 17730, 18715, 20235, 22458, 24282, 26980, 27974, 33687, 35460, 37430, 40470, 41961, 44916, 48564, 55948, 56145, 60705, 67374, 69935, 74860, 80940, 83922, 112290, 121410, 125883, 134748, 139870, 167844, 168435, 209805, 224580, 242820, 251766, 265753, 279740, 336870, 419610, 503532, 531506, 629415, 673740, 797259, 839220, 1063012, 1258830, 1328765, 1594518, 2391777, 2517660, 2657530, 3189036, 3986295, 4783554, 5315060, 7972590, 9567108, 11958885, 15945180, 23917770, 47835540]

約数ペア:

[(1, 47835540), (2, 23917770), (3, 15945180), (4, 11958885), (5, 9567108), (6, 7972590), (9, 5315060), (10, 4783554), (12, 3986295), (15, 3189036), (18, 2657530), (19, 2517660), (20, 2391777), (30, 1594518), (36, 1328765), (38, 1258830), (45, 1063012), (57, 839220), (60, 797259), (71, 673740), (76, 629415), (90, 531506), (95, 503532), (114, 419610), (142, 336870), (171, 279740), (180, 265753), (190, 251766), (197, 242820), (213, 224580), (228, 209805), (284, 168435), (285, 167844), (342, 139870), (355, 134748), (380, 125883), (394, 121410), (426, 112290), (570, 83922), (591, 80940), (639, 74860), (684, 69935), (710, 67374), (788, 60705), (852, 56145), (855, 55948), (985, 48564), (1065, 44916), (1140, 41961), (1182, 40470), (1278, 37430), (1349, 35460), (1420, 33687), (1710, 27974), (1773, 26980), (1970, 24282), (2130, 22458), (2364, 20235), (2556, 18715), (2698, 17730), (2955, 16188), (3195, 14972), (3420, 13987), (3546, 13490), (3743, 12780), (3940, 12141), (4047, 11820), (4260, 11229), (5396, 8865), (5910, 8094), (6390, 7486), (6745, 7092)]