7878150

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 144

約数和(自身を含む): 25185888

約数和(自身を除く): 17307738

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 41, 42, 45, 50, 61, 63, 70, 75, 82, 90, 105, 122, 123, 126, 150, 175, 183, 205, 210, 225, 246, 287, 305, 315, 350, 366, 369, 410, 427, 450, 525, 549, 574, 610, 615, 630, 738, 854, 861, 915, 1025, 1050, 1098, 1230, 1281, 1435, 1525, 1575, 1722, 1830, 1845, 2050, 2135, 2501, 2562, 2583, 2745, 2870, 3050, 3075, 3150, 3690, 3843, 4270, 4305, 4575, 5002, 5166, 5490, 6150, 6405, 7175, 7503, 7686, 8610, 9150, 9225, 10675, 12505, 12810, 12915, 13725, 14350, 15006, 17507, 18450, 19215, 21350, 21525, 22509, 25010, 25830, 27450, 32025, 35014, 37515, 38430, 43050, 45018, 52521, 62525, 64050, 64575, 75030, 87535, 96075, 105042, 112545, 125050, 129150, 157563, 175070, 187575, 192150, 225090, 262605, 315126, 375150, 437675, 525210, 562725, 787815, 875350, 1125450, 1313025, 1575630, 2626050, 3939075, 7878150]

約数ペア:

[(1, 7878150), (2, 3939075), (3, 2626050), (5, 1575630), (6, 1313025), (7, 1125450), (9, 875350), (10, 787815), (14, 562725), (15, 525210), (18, 437675), (21, 375150), (25, 315126), (30, 262605), (35, 225090), (41, 192150), (42, 187575), (45, 175070), (50, 157563), (61, 129150), (63, 125050), (70, 112545), (75, 105042), (82, 96075), (90, 87535), (105, 75030), (122, 64575), (123, 64050), (126, 62525), (150, 52521), (175, 45018), (183, 43050), (205, 38430), (210, 37515), (225, 35014), (246, 32025), (287, 27450), (305, 25830), (315, 25010), (350, 22509), (366, 21525), (369, 21350), (410, 19215), (427, 18450), (450, 17507), (525, 15006), (549, 14350), (574, 13725), (610, 12915), (615, 12810), (630, 12505), (738, 10675), (854, 9225), (861, 9150), (915, 8610), (1025, 7686), (1050, 7503), (1098, 7175), (1230, 6405), (1281, 6150), (1435, 5490), (1525, 5166), (1575, 5002), (1722, 4575), (1830, 4305), (1845, 4270), (2050, 3843), (2135, 3690), (2501, 3150), (2562, 3075), (2583, 3050), (2745, 2870)]