55471260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 177430176

約数和(自身を除く): 121958916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 19, 20, 26, 30, 38, 39, 52, 57, 60, 65, 76, 78, 95, 114, 130, 156, 190, 195, 197, 228, 247, 260, 285, 361, 380, 390, 394, 494, 570, 591, 722, 741, 780, 788, 985, 988, 1083, 1140, 1182, 1235, 1444, 1482, 1805, 1970, 2166, 2364, 2470, 2561, 2955, 2964, 3610, 3705, 3743, 3940, 4332, 4693, 4940, 5122, 5415, 5910, 7220, 7410, 7486, 7683, 9386, 10244, 10830, 11229, 11820, 12805, 14079, 14820, 14972, 15366, 18715, 18772, 21660, 22458, 23465, 25610, 28158, 30732, 37430, 38415, 44916, 46930, 48659, 51220, 56145, 56316, 70395, 71117, 74860, 76830, 93860, 97318, 112290, 140790, 142234, 145977, 153660, 194636, 213351, 224580, 243295, 281580, 284468, 291954, 355585, 426702, 486590, 583908, 711170, 729885, 853404, 924521, 973180, 1066755, 1422340, 1459770, 1849042, 2133510, 2773563, 2919540, 3698084, 4267020, 4622605, 5547126, 9245210, 11094252, 13867815, 18490420, 27735630, 55471260]

約数ペア:

[(1, 55471260), (2, 27735630), (3, 18490420), (4, 13867815), (5, 11094252), (6, 9245210), (10, 5547126), (12, 4622605), (13, 4267020), (15, 3698084), (19, 2919540), (20, 2773563), (26, 2133510), (30, 1849042), (38, 1459770), (39, 1422340), (52, 1066755), (57, 973180), (60, 924521), (65, 853404), (76, 729885), (78, 711170), (95, 583908), (114, 486590), (130, 426702), (156, 355585), (190, 291954), (195, 284468), (197, 281580), (228, 243295), (247, 224580), (260, 213351), (285, 194636), (361, 153660), (380, 145977), (390, 142234), (394, 140790), (494, 112290), (570, 97318), (591, 93860), (722, 76830), (741, 74860), (780, 71117), (788, 70395), (985, 56316), (988, 56145), (1083, 51220), (1140, 48659), (1182, 46930), (1235, 44916), (1444, 38415), (1482, 37430), (1805, 30732), (1970, 28158), (2166, 25610), (2364, 23465), (2470, 22458), (2561, 21660), (2955, 18772), (2964, 18715), (3610, 15366), (3705, 14972), (3743, 14820), (3940, 14079), (4332, 12805), (4693, 11820), (4940, 11229), (5122, 10830), (5415, 10244), (5910, 9386), (7220, 7683), (7410, 7486)]