262949440

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2100

約数の個数: 112

約数和(自身を含む): 696407040

約数和(自身を除く): 433457600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1240, 1612, 1984, 2015, 2039, 2080, 2480, 3224, 4030, 4078, 4160, 4960, 6448, 8060, 8156, 9920, 10195, 12896, 16120, 16312, 20390, 25792, 26507, 32240, 32624, 40780, 53014, 63209, 64480, 65248, 81560, 106028, 126418, 128960, 130496, 132535, 163120, 212056, 252836, 265070, 316045, 326240, 424112, 505672, 530140, 632090, 652480, 821717, 848224, 1011344, 1060280, 1264180, 1643434, 1696448, 2022688, 2120560, 2528360, 3286868, 4045376, 4108585, 4241120, 5056720, 6573736, 8217170, 8482240, 10113440, 13147472, 16434340, 20226880, 26294944, 32868680, 52589888, 65737360, 131474720, 262949440]

約数ペア:

[(1, 262949440), (2, 131474720), (4, 65737360), (5, 52589888), (8, 32868680), (10, 26294944), (13, 20226880), (16, 16434340), (20, 13147472), (26, 10113440), (31, 8482240), (32, 8217170), (40, 6573736), (52, 5056720), (62, 4241120), (64, 4108585), (65, 4045376), (80, 3286868), (104, 2528360), (124, 2120560), (130, 2022688), (155, 1696448), (160, 1643434), (208, 1264180), (248, 1060280), (260, 1011344), (310, 848224), (320, 821717), (403, 652480), (416, 632090), (496, 530140), (520, 505672), (620, 424112), (806, 326240), (832, 316045), (992, 265070), (1040, 252836), (1240, 212056), (1612, 163120), (1984, 132535), (2015, 130496), (2039, 128960), (2080, 126418), (2480, 106028), (3224, 81560), (4030, 65248), (4078, 64480), (4160, 63209), (4960, 53014), (6448, 40780), (8060, 32624), (8156, 32240), (9920, 26507), (10195, 25792), (12896, 20390), (16120, 16312)]