228807280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 607961088

約数和(自身を除く): 379153808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 47, 52, 62, 65, 80, 94, 104, 124, 130, 151, 155, 188, 208, 235, 248, 260, 302, 310, 376, 403, 470, 496, 520, 604, 611, 620, 752, 755, 806, 940, 1040, 1208, 1222, 1240, 1457, 1510, 1612, 1880, 1963, 2015, 2416, 2444, 2480, 2914, 3020, 3055, 3224, 3760, 3926, 4030, 4681, 4888, 5828, 6040, 6110, 6448, 7097, 7285, 7852, 8060, 9362, 9776, 9815, 11656, 12080, 12220, 14194, 14570, 15704, 16120, 18724, 18941, 19630, 23312, 23405, 24440, 28388, 29140, 31408, 32240, 35485, 37448, 37882, 39260, 46810, 48880, 56776, 58280, 60853, 70970, 74896, 75764, 78520, 92261, 93620, 94705, 113552, 116560, 121706, 141940, 151528, 157040, 184522, 187240, 189410, 220007, 243412, 283880, 303056, 304265, 369044, 374480, 378820, 440014, 461305, 486824, 567760, 608530, 738088, 757640, 880028, 922610, 973648, 1100035, 1217060, 1476176, 1515280, 1760056, 1845220, 2200070, 2434120, 2860091, 3520112, 3690440, 4400140, 4868240, 5720182, 7380880, 8800280, 11440364, 14300455, 17600560, 22880728, 28600910, 45761456, 57201820, 114403640, 228807280]

約数ペア:

[(1, 228807280), (2, 114403640), (4, 57201820), (5, 45761456), (8, 28600910), (10, 22880728), (13, 17600560), (16, 14300455), (20, 11440364), (26, 8800280), (31, 7380880), (40, 5720182), (47, 4868240), (52, 4400140), (62, 3690440), (65, 3520112), (80, 2860091), (94, 2434120), (104, 2200070), (124, 1845220), (130, 1760056), (151, 1515280), (155, 1476176), (188, 1217060), (208, 1100035), (235, 973648), (248, 922610), (260, 880028), (302, 757640), (310, 738088), (376, 608530), (403, 567760), (470, 486824), (496, 461305), (520, 440014), (604, 378820), (611, 374480), (620, 369044), (752, 304265), (755, 303056), (806, 283880), (940, 243412), (1040, 220007), (1208, 189410), (1222, 187240), (1240, 184522), (1457, 157040), (1510, 151528), (1612, 141940), (1880, 121706), (1963, 116560), (2015, 113552), (2416, 94705), (2444, 93620), (2480, 92261), (2914, 78520), (3020, 75764), (3055, 74896), (3224, 70970), (3760, 60853), (3926, 58280), (4030, 56776), (4681, 48880), (4888, 46810), (5828, 39260), (6040, 37882), (6110, 37448), (6448, 35485), (7097, 32240), (7285, 31408), (7852, 29140), (8060, 28388), (9362, 24440), (9776, 23405), (9815, 23312), (11656, 19630), (12080, 18941), (12220, 18724), (14194, 16120), (14570, 15704)]