142821252

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 192

約数和(自身を含む): 455526400

約数和(自身を除く): 312705148

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 61, 63, 76, 84, 108, 114, 122, 126, 133, 163, 171, 183, 189, 228, 244, 252, 266, 326, 342, 366, 378, 399, 427, 489, 513, 532, 549, 652, 684, 732, 756, 798, 854, 978, 1026, 1098, 1141, 1159, 1197, 1281, 1467, 1596, 1647, 1708, 1956, 2052, 2196, 2282, 2318, 2394, 2562, 2934, 3097, 3294, 3423, 3477, 3591, 3843, 4401, 4564, 4636, 4788, 5124, 5868, 6194, 6588, 6846, 6954, 7182, 7686, 8113, 8802, 9291, 9943, 10269, 10431, 11529, 12388, 13692, 13908, 14364, 15372, 16226, 17604, 18582, 19886, 20538, 20862, 21679, 23058, 24339, 27873, 29829, 30807, 31293, 32452, 37164, 39772, 41076, 41724, 43358, 46116, 48678, 55746, 59658, 61614, 62586, 65037, 69601, 73017, 83619, 86716, 89487, 97356, 111492, 119316, 123228, 125172, 130074, 139202, 146034, 167238, 178974, 188917, 195111, 208803, 219051, 260148, 268461, 278404, 292068, 334476, 357948, 377834, 390222, 417606, 438102, 536922, 566751, 585333, 626409, 755668, 780444, 835212, 876204, 1073844, 1133502, 1170666, 1252818, 1322419, 1700253, 1879227, 2267004, 2341332, 2505636, 2644838, 3400506, 3758454, 3967257, 5100759, 5289676, 6801012, 7516908, 7934514, 10201518, 11901771, 15869028, 20403036, 23803542, 35705313, 47607084, 71410626, 142821252]

約数ペア:

[(1, 142821252), (2, 71410626), (3, 47607084), (4, 35705313), (6, 23803542), (7, 20403036), (9, 15869028), (12, 11901771), (14, 10201518), (18, 7934514), (19, 7516908), (21, 6801012), (27, 5289676), (28, 5100759), (36, 3967257), (38, 3758454), (42, 3400506), (54, 2644838), (57, 2505636), (61, 2341332), (63, 2267004), (76, 1879227), (84, 1700253), (108, 1322419), (114, 1252818), (122, 1170666), (126, 1133502), (133, 1073844), (163, 876204), (171, 835212), (183, 780444), (189, 755668), (228, 626409), (244, 585333), (252, 566751), (266, 536922), (326, 438102), (342, 417606), (366, 390222), (378, 377834), (399, 357948), (427, 334476), (489, 292068), (513, 278404), (532, 268461), (549, 260148), (652, 219051), (684, 208803), (732, 195111), (756, 188917), (798, 178974), (854, 167238), (978, 146034), (1026, 139202), (1098, 130074), (1141, 125172), (1159, 123228), (1197, 119316), (1281, 111492), (1467, 97356), (1596, 89487), (1647, 86716), (1708, 83619), (1956, 73017), (2052, 69601), (2196, 65037), (2282, 62586), (2318, 61614), (2394, 59658), (2562, 55746), (2934, 48678), (3097, 46116), (3294, 43358), (3423, 41724), (3477, 41076), (3591, 39772), (3843, 37164), (4401, 32452), (4564, 31293), (4636, 30807), (4788, 29829), (5124, 27873), (5868, 24339), (6194, 23058), (6588, 21679), (6846, 20862), (6954, 20538), (7182, 19886), (7686, 18582), (8113, 17604), (8802, 16226), (9291, 15372), (9943, 14364), (10269, 13908), (10431, 13692), (11529, 12388)]