977688540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{2111}}^1$

素因数の和:2240

約数の個数: 144

約数和(自身を含む): 3099672576

約数和(自身を除く): 2121984036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 83, 90, 93, 124, 155, 166, 180, 186, 249, 279, 310, 332, 372, 415, 465, 498, 558, 620, 747, 830, 930, 996, 1116, 1245, 1395, 1494, 1660, 1860, 2111, 2490, 2573, 2790, 2988, 3735, 4222, 4980, 5146, 5580, 6333, 7470, 7719, 8444, 10292, 10555, 12666, 12865, 14940, 15438, 18999, 21110, 23157, 25332, 25730, 30876, 31665, 37998, 38595, 42220, 46314, 51460, 63330, 65441, 75996, 77190, 92628, 94995, 115785, 126660, 130882, 154380, 175213, 189990, 196323, 231570, 261764, 327205, 350426, 379980, 392646, 463140, 525639, 588969, 654410, 700852, 785292, 876065, 981615, 1051278, 1177938, 1308820, 1576917, 1752130, 1963230, 2102556, 2355876, 2628195, 2944845, 3153834, 3504260, 3926460, 5256390, 5431603, 5889690, 6307668, 7884585, 10512780, 10863206, 11779380, 15769170, 16294809, 21726412, 27158015, 31538340, 32589618, 48884427, 54316030, 65179236, 81474045, 97768854, 108632060, 162948090, 195537708, 244422135, 325896180, 488844270, 977688540]

約数ペア:

[(1, 977688540), (2, 488844270), (3, 325896180), (4, 244422135), (5, 195537708), (6, 162948090), (9, 108632060), (10, 97768854), (12, 81474045), (15, 65179236), (18, 54316030), (20, 48884427), (30, 32589618), (31, 31538340), (36, 27158015), (45, 21726412), (60, 16294809), (62, 15769170), (83, 11779380), (90, 10863206), (93, 10512780), (124, 7884585), (155, 6307668), (166, 5889690), (180, 5431603), (186, 5256390), (249, 3926460), (279, 3504260), (310, 3153834), (332, 2944845), (372, 2628195), (415, 2355876), (465, 2102556), (498, 1963230), (558, 1752130), (620, 1576917), (747, 1308820), (830, 1177938), (930, 1051278), (996, 981615), (1116, 876065), (1245, 785292), (1395, 700852), (1494, 654410), (1660, 588969), (1860, 525639), (2111, 463140), (2490, 392646), (2573, 379980), (2790, 350426), (2988, 327205), (3735, 261764), (4222, 231570), (4980, 196323), (5146, 189990), (5580, 175213), (6333, 154380), (7470, 130882), (7719, 126660), (8444, 115785), (10292, 94995), (10555, 92628), (12666, 77190), (12865, 75996), (14940, 65441), (15438, 63330), (18999, 51460), (21110, 46314), (23157, 42220), (25332, 38595), (25730, 37998), (30876, 31665)]