221725440

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1059

約数の個数: 216

約数和(自身を含む): 808320240

約数和(自身を除く): 586594800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 64, 72, 76, 80, 90, 95, 96, 114, 120, 128, 144, 152, 160, 171, 180, 190, 192, 228, 240, 256, 285, 288, 304, 320, 342, 360, 380, 384, 456, 480, 570, 576, 608, 640, 684, 720, 760, 768, 855, 912, 960, 1013, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1824, 1920, 2026, 2280, 2304, 2432, 2736, 2880, 3039, 3040, 3420, 3648, 3840, 4052, 4560, 4864, 5065, 5472, 5760, 6078, 6080, 6840, 7296, 8104, 9117, 9120, 10130, 10944, 11520, 12156, 12160, 13680, 14592, 15195, 16208, 18234, 18240, 19247, 20260, 21888, 24312, 24320, 27360, 30390, 32416, 36468, 36480, 38494, 40520, 43776, 45585, 48624, 54720, 57741, 60780, 64832, 72936, 72960, 76988, 81040, 91170, 96235, 97248, 109440, 115482, 121560, 129664, 145872, 153976, 162080, 173223, 182340, 192470, 194496, 218880, 230964, 243120, 259328, 288705, 291744, 307952, 324160, 346446, 364680, 384940, 388992, 461928, 486240, 577410, 583488, 615904, 648320, 692892, 729360, 769880, 777984, 866115, 923856, 972480, 1154820, 1166976, 1231808, 1296640, 1385784, 1458720, 1539760, 1732230, 1847712, 1944960, 2309640, 2333952, 2463616, 2771568, 2917440, 3079520, 3464460, 3695424, 3889920, 4619280, 4927232, 5543136, 5834880, 6159040, 6928920, 7390848, 9238560, 11086272, 11669760, 12318080, 13857840, 14781696, 18477120, 22172544, 24636160, 27715680, 36954240, 44345088, 55431360, 73908480, 110862720, 221725440]

約数ペア:

[(1, 221725440), (2, 110862720), (3, 73908480), (4, 55431360), (5, 44345088), (6, 36954240), (8, 27715680), (9, 24636160), (10, 22172544), (12, 18477120), (15, 14781696), (16, 13857840), (18, 12318080), (19, 11669760), (20, 11086272), (24, 9238560), (30, 7390848), (32, 6928920), (36, 6159040), (38, 5834880), (40, 5543136), (45, 4927232), (48, 4619280), (57, 3889920), (60, 3695424), (64, 3464460), (72, 3079520), (76, 2917440), (80, 2771568), (90, 2463616), (95, 2333952), (96, 2309640), (114, 1944960), (120, 1847712), (128, 1732230), (144, 1539760), (152, 1458720), (160, 1385784), (171, 1296640), (180, 1231808), (190, 1166976), (192, 1154820), (228, 972480), (240, 923856), (256, 866115), (285, 777984), (288, 769880), (304, 729360), (320, 692892), (342, 648320), (360, 615904), (380, 583488), (384, 577410), (456, 486240), (480, 461928), (570, 388992), (576, 384940), (608, 364680), (640, 346446), (684, 324160), (720, 307952), (760, 291744), (768, 288705), (855, 259328), (912, 243120), (960, 230964), (1013, 218880), (1140, 194496), (1152, 192470), (1216, 182340), (1280, 173223), (1368, 162080), (1440, 153976), (1520, 145872), (1710, 129664), (1824, 121560), (1920, 115482), (2026, 109440), (2280, 97248), (2304, 96235), (2432, 91170), (2736, 81040), (2880, 76988), (3039, 72960), (3040, 72936), (3420, 64832), (3648, 60780), (3840, 57741), (4052, 54720), (4560, 48624), (4864, 45585), (5065, 43776), (5472, 40520), (5760, 38494), (6078, 36480), (6080, 36468), (6840, 32416), (7296, 30390), (8104, 27360), (9117, 24320), (9120, 24312), (10130, 21888), (10944, 20260), (11520, 19247), (12156, 18240), (12160, 18234), (13680, 16208), (14592, 15195)]