246627780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{149}}^1\times {\mathrm{563}}^1$

素因数の和:738

約数の個数: 144

約数和(自身を含む): 810129600

約数和(自身を除く): 563501820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 149, 196, 210, 245, 294, 298, 420, 447, 490, 563, 588, 596, 735, 745, 894, 980, 1043, 1126, 1470, 1490, 1689, 1788, 2086, 2235, 2252, 2815, 2940, 2980, 3129, 3378, 3941, 4172, 4470, 5215, 5630, 6258, 6756, 7301, 7882, 8445, 8940, 10430, 11260, 11823, 12516, 14602, 15645, 15764, 16890, 19705, 20860, 21903, 23646, 27587, 29204, 31290, 33780, 36505, 39410, 43806, 47292, 55174, 59115, 62580, 73010, 78820, 82761, 83887, 87612, 109515, 110348, 118230, 137935, 146020, 165522, 167774, 219030, 236460, 251661, 275870, 331044, 335548, 413805, 419435, 438060, 503322, 551740, 587209, 827610, 838870, 1006644, 1174418, 1258305, 1655220, 1677740, 1761627, 2348836, 2516610, 2936045, 3523254, 4110463, 5033220, 5872090, 7046508, 8220926, 8808135, 11744180, 12331389, 16441852, 17616270, 20552315, 24662778, 35232540, 41104630, 49325556, 61656945, 82209260, 123313890, 246627780]

約数ペア:

[(1, 246627780), (2, 123313890), (3, 82209260), (4, 61656945), (5, 49325556), (6, 41104630), (7, 35232540), (10, 24662778), (12, 20552315), (14, 17616270), (15, 16441852), (20, 12331389), (21, 11744180), (28, 8808135), (30, 8220926), (35, 7046508), (42, 5872090), (49, 5033220), (60, 4110463), (70, 3523254), (84, 2936045), (98, 2516610), (105, 2348836), (140, 1761627), (147, 1677740), (149, 1655220), (196, 1258305), (210, 1174418), (245, 1006644), (294, 838870), (298, 827610), (420, 587209), (447, 551740), (490, 503322), (563, 438060), (588, 419435), (596, 413805), (735, 335548), (745, 331044), (894, 275870), (980, 251661), (1043, 236460), (1126, 219030), (1470, 167774), (1490, 165522), (1689, 146020), (1788, 137935), (2086, 118230), (2235, 110348), (2252, 109515), (2815, 87612), (2940, 83887), (2980, 82761), (3129, 78820), (3378, 73010), (3941, 62580), (4172, 59115), (4470, 55174), (5215, 47292), (5630, 43806), (6258, 39410), (6756, 36505), (7301, 33780), (7882, 31290), (8445, 29204), (8940, 27587), (10430, 23646), (11260, 21903), (11823, 20860), (12516, 19705), (14602, 16890), (15645, 15764)]