441489920

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:198

約数の個数: 160

約数和(自身を含む): 1119571200

約数和(自身を除く): 678081280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 59, 64, 74, 79, 80, 118, 128, 148, 158, 160, 185, 236, 256, 295, 296, 316, 320, 370, 395, 472, 512, 590, 592, 632, 640, 740, 790, 944, 1180, 1184, 1264, 1280, 1480, 1580, 1888, 2183, 2360, 2368, 2528, 2560, 2923, 2960, 3160, 3776, 4366, 4661, 4720, 4736, 5056, 5846, 5920, 6320, 7552, 8732, 9322, 9440, 9472, 10112, 10915, 11692, 11840, 12640, 14615, 15104, 17464, 18644, 18880, 18944, 20224, 21830, 23305, 23384, 23680, 25280, 29230, 30208, 34928, 37288, 37760, 40448, 43660, 46610, 46768, 47360, 50560, 58460, 69856, 74576, 75520, 87320, 93220, 93536, 94720, 101120, 116920, 139712, 149152, 151040, 172457, 174640, 186440, 187072, 202240, 233840, 279424, 298304, 344914, 349280, 372880, 374144, 467680, 558848, 596608, 689828, 698560, 745760, 748288, 862285, 935360, 1117696, 1193216, 1379656, 1397120, 1491520, 1496576, 1724570, 1870720, 2386432, 2759312, 2794240, 2983040, 3449140, 3741440, 5518624, 5588480, 5966080, 6898280, 7482880, 11037248, 11932160, 13796560, 22074496, 27593120, 44148992, 55186240, 88297984, 110372480, 220744960, 441489920]

約数ペア:

[(1, 441489920), (2, 220744960), (4, 110372480), (5, 88297984), (8, 55186240), (10, 44148992), (16, 27593120), (20, 22074496), (32, 13796560), (37, 11932160), (40, 11037248), (59, 7482880), (64, 6898280), (74, 5966080), (79, 5588480), (80, 5518624), (118, 3741440), (128, 3449140), (148, 2983040), (158, 2794240), (160, 2759312), (185, 2386432), (236, 1870720), (256, 1724570), (295, 1496576), (296, 1491520), (316, 1397120), (320, 1379656), (370, 1193216), (395, 1117696), (472, 935360), (512, 862285), (590, 748288), (592, 745760), (632, 698560), (640, 689828), (740, 596608), (790, 558848), (944, 467680), (1180, 374144), (1184, 372880), (1264, 349280), (1280, 344914), (1480, 298304), (1580, 279424), (1888, 233840), (2183, 202240), (2360, 187072), (2368, 186440), (2528, 174640), (2560, 172457), (2923, 151040), (2960, 149152), (3160, 139712), (3776, 116920), (4366, 101120), (4661, 94720), (4720, 93536), (4736, 93220), (5056, 87320), (5846, 75520), (5920, 74576), (6320, 69856), (7552, 58460), (8732, 50560), (9322, 47360), (9440, 46768), (9472, 46610), (10112, 43660), (10915, 40448), (11692, 37760), (11840, 37288), (12640, 34928), (14615, 30208), (15104, 29230), (17464, 25280), (18644, 23680), (18880, 23384), (18944, 23305), (20224, 21830)]