1010643440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{16217}}^1$

素因数の和:16290

約数の個数: 80

約数和(自身を含む): 2533900320

約数和(自身を除く): 1523256880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1520, 1558, 1640, 3116, 3280, 3895, 6232, 7790, 12464, 15580, 16217, 31160, 32434, 62320, 64868, 81085, 129736, 162170, 259472, 308123, 324340, 616246, 648680, 664897, 1232492, 1297360, 1329794, 1540615, 2464984, 2659588, 3081230, 3324485, 4929968, 5319176, 6162460, 6648970, 10638352, 12324920, 12633043, 13297940, 24649840, 25266086, 26595880, 50532172, 53191760, 63165215, 101064344, 126330430, 202128688, 252660860, 505321720, 1010643440]

約数ペア:

[(1, 1010643440), (2, 505321720), (4, 252660860), (5, 202128688), (8, 126330430), (10, 101064344), (16, 63165215), (19, 53191760), (20, 50532172), (38, 26595880), (40, 25266086), (41, 24649840), (76, 13297940), (80, 12633043), (82, 12324920), (95, 10638352), (152, 6648970), (164, 6162460), (190, 5319176), (205, 4929968), (304, 3324485), (328, 3081230), (380, 2659588), (410, 2464984), (656, 1540615), (760, 1329794), (779, 1297360), (820, 1232492), (1520, 664897), (1558, 648680), (1640, 616246), (3116, 324340), (3280, 308123), (3895, 259472), (6232, 162170), (7790, 129736), (12464, 81085), (15580, 64868), (16217, 62320), (31160, 32434)]