1955100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^3\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 144

約数和(自身を含む): 6944000

約数和(自身を除く): 4988900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 25, 28, 30, 35, 38, 42, 49, 50, 57, 60, 70, 75, 76, 84, 95, 98, 100, 105, 114, 133, 140, 147, 150, 175, 190, 196, 210, 228, 245, 266, 285, 294, 300, 343, 350, 380, 399, 420, 475, 490, 525, 532, 570, 588, 665, 686, 700, 735, 798, 931, 950, 980, 1029, 1050, 1140, 1225, 1330, 1372, 1425, 1470, 1596, 1715, 1862, 1900, 1995, 2058, 2100, 2450, 2660, 2793, 2850, 2940, 3325, 3430, 3675, 3724, 3990, 4116, 4655, 4900, 5145, 5586, 5700, 6517, 6650, 6860, 7350, 7980, 8575, 9310, 9975, 10290, 11172, 13034, 13300, 13965, 14700, 17150, 18620, 19551, 19950, 20580, 23275, 25725, 26068, 27930, 32585, 34300, 39102, 39900, 46550, 51450, 55860, 65170, 69825, 78204, 93100, 97755, 102900, 130340, 139650, 162925, 195510, 279300, 325850, 391020, 488775, 651700, 977550, 1955100]

約数ペア:

[(1, 1955100), (2, 977550), (3, 651700), (4, 488775), (5, 391020), (6, 325850), (7, 279300), (10, 195510), (12, 162925), (14, 139650), (15, 130340), (19, 102900), (20, 97755), (21, 93100), (25, 78204), (28, 69825), (30, 65170), (35, 55860), (38, 51450), (42, 46550), (49, 39900), (50, 39102), (57, 34300), (60, 32585), (70, 27930), (75, 26068), (76, 25725), (84, 23275), (95, 20580), (98, 19950), (100, 19551), (105, 18620), (114, 17150), (133, 14700), (140, 13965), (147, 13300), (150, 13034), (175, 11172), (190, 10290), (196, 9975), (210, 9310), (228, 8575), (245, 7980), (266, 7350), (285, 6860), (294, 6650), (300, 6517), (343, 5700), (350, 5586), (380, 5145), (399, 4900), (420, 4655), (475, 4116), (490, 3990), (525, 3724), (532, 3675), (570, 3430), (588, 3325), (665, 2940), (686, 2850), (700, 2793), (735, 2660), (798, 2450), (931, 2100), (950, 2058), (980, 1995), (1029, 1900), (1050, 1862), (1140, 1715), (1225, 1596), (1330, 1470), (1372, 1425)]