7352940

素因数分解:

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

素因数の和:128

約数の個数: 144

約数和(自身を含む): 24935904

約数和(自身を除く): 17582964

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 49, 60, 61, 70, 82, 84, 98, 105, 122, 123, 140, 147, 164, 183, 196, 205, 210, 244, 245, 246, 287, 294, 305, 366, 410, 420, 427, 490, 492, 574, 588, 610, 615, 732, 735, 820, 854, 861, 915, 980, 1148, 1220, 1230, 1281, 1435, 1470, 1708, 1722, 1830, 2009, 2135, 2460, 2501, 2562, 2870, 2940, 2989, 3444, 3660, 4018, 4270, 4305, 5002, 5124, 5740, 5978, 6027, 6405, 7503, 8036, 8540, 8610, 8967, 10004, 10045, 11956, 12054, 12505, 12810, 14945, 15006, 17220, 17507, 17934, 20090, 24108, 25010, 25620, 29890, 30012, 30135, 35014, 35868, 37515, 40180, 44835, 50020, 52521, 59780, 60270, 70028, 75030, 87535, 89670, 105042, 120540, 122549, 150060, 175070, 179340, 210084, 245098, 262605, 350140, 367647, 490196, 525210, 612745, 735294, 1050420, 1225490, 1470588, 1838235, 2450980, 3676470, 7352940]

約数ペア:

[(1, 7352940), (2, 3676470), (3, 2450980), (4, 1838235), (5, 1470588), (6, 1225490), (7, 1050420), (10, 735294), (12, 612745), (14, 525210), (15, 490196), (20, 367647), (21, 350140), (28, 262605), (30, 245098), (35, 210084), (41, 179340), (42, 175070), (49, 150060), (60, 122549), (61, 120540), (70, 105042), (82, 89670), (84, 87535), (98, 75030), (105, 70028), (122, 60270), (123, 59780), (140, 52521), (147, 50020), (164, 44835), (183, 40180), (196, 37515), (205, 35868), (210, 35014), (244, 30135), (245, 30012), (246, 29890), (287, 25620), (294, 25010), (305, 24108), (366, 20090), (410, 17934), (420, 17507), (427, 17220), (490, 15006), (492, 14945), (574, 12810), (588, 12505), (610, 12054), (615, 11956), (732, 10045), (735, 10004), (820, 8967), (854, 8610), (861, 8540), (915, 8036), (980, 7503), (1148, 6405), (1220, 6027), (1230, 5978), (1281, 5740), (1435, 5124), (1470, 5002), (1708, 4305), (1722, 4270), (1830, 4018), (2009, 3660), (2135, 3444), (2460, 2989), (2501, 2940), (2562, 2870)]