858790140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{1399}}^1$

素因数の和:2211

約数の個数: 96

約数和(自身を含む): 2594726400

約数和(自身を除く): 1735936260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 787, 1399, 1574, 2361, 2798, 3148, 3935, 4197, 4722, 5596, 6995, 7870, 8394, 9444, 10231, 11805, 13990, 15740, 16788, 18187, 20462, 20985, 23610, 27980, 30693, 36374, 40924, 41970, 47220, 51155, 54561, 61386, 72748, 83940, 90935, 102310, 109122, 122772, 153465, 181870, 204620, 218244, 272805, 306930, 363740, 545610, 613860, 1091220, 1101013, 2202026, 3303039, 4404052, 5505065, 6606078, 11010130, 13212156, 14313169, 16515195, 22020260, 28626338, 33030390, 42939507, 57252676, 66060780, 71565845, 85879014, 143131690, 171758028, 214697535, 286263380, 429395070, 858790140]

約数ペア:

[(1, 858790140), (2, 429395070), (3, 286263380), (4, 214697535), (5, 171758028), (6, 143131690), (10, 85879014), (12, 71565845), (13, 66060780), (15, 57252676), (20, 42939507), (26, 33030390), (30, 28626338), (39, 22020260), (52, 16515195), (60, 14313169), (65, 13212156), (78, 11010130), (130, 6606078), (156, 5505065), (195, 4404052), (260, 3303039), (390, 2202026), (780, 1101013), (787, 1091220), (1399, 613860), (1574, 545610), (2361, 363740), (2798, 306930), (3148, 272805), (3935, 218244), (4197, 204620), (4722, 181870), (5596, 153465), (6995, 122772), (7870, 109122), (8394, 102310), (9444, 90935), (10231, 83940), (11805, 72748), (13990, 61386), (15740, 54561), (16788, 51155), (18187, 47220), (20462, 41970), (20985, 40924), (23610, 36374), (27980, 30693)]