220372080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:351

約数の個数: 160

約数和(自身を含む): 707097600

約数和(自身を除く): 486725520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 59, 60, 79, 80, 118, 120, 158, 177, 197, 236, 237, 240, 295, 316, 354, 394, 395, 472, 474, 590, 591, 632, 708, 788, 790, 885, 944, 948, 985, 1180, 1182, 1185, 1264, 1416, 1576, 1580, 1770, 1896, 1970, 2360, 2364, 2370, 2832, 2955, 3152, 3160, 3540, 3792, 3940, 4661, 4720, 4728, 4740, 5910, 6320, 7080, 7880, 9322, 9456, 9480, 11623, 11820, 13983, 14160, 15563, 15760, 18644, 18960, 23246, 23305, 23640, 27966, 31126, 34869, 37288, 46492, 46610, 46689, 47280, 55932, 58115, 62252, 69738, 69915, 74576, 77815, 92984, 93220, 93378, 111864, 116230, 124504, 139476, 139830, 155630, 174345, 185968, 186440, 186756, 223728, 232460, 233445, 249008, 278952, 279660, 311260, 348690, 372880, 373512, 464920, 466890, 557904, 559320, 622520, 697380, 747024, 918217, 929840, 933780, 1118640, 1245040, 1394760, 1836434, 1867560, 2754651, 2789520, 3672868, 3735120, 4591085, 5509302, 7345736, 9182170, 11018604, 13773255, 14691472, 18364340, 22037208, 27546510, 36728680, 44074416, 55093020, 73457360, 110186040, 220372080]

約数ペア:

[(1, 220372080), (2, 110186040), (3, 73457360), (4, 55093020), (5, 44074416), (6, 36728680), (8, 27546510), (10, 22037208), (12, 18364340), (15, 14691472), (16, 13773255), (20, 11018604), (24, 9182170), (30, 7345736), (40, 5509302), (48, 4591085), (59, 3735120), (60, 3672868), (79, 2789520), (80, 2754651), (118, 1867560), (120, 1836434), (158, 1394760), (177, 1245040), (197, 1118640), (236, 933780), (237, 929840), (240, 918217), (295, 747024), (316, 697380), (354, 622520), (394, 559320), (395, 557904), (472, 466890), (474, 464920), (590, 373512), (591, 372880), (632, 348690), (708, 311260), (788, 279660), (790, 278952), (885, 249008), (944, 233445), (948, 232460), (985, 223728), (1180, 186756), (1182, 186440), (1185, 185968), (1264, 174345), (1416, 155630), (1576, 139830), (1580, 139476), (1770, 124504), (1896, 116230), (1970, 111864), (2360, 93378), (2364, 93220), (2370, 92984), (2832, 77815), (2955, 74576), (3152, 69915), (3160, 69738), (3540, 62252), (3792, 58115), (3940, 55932), (4661, 47280), (4720, 46689), (4728, 46610), (4740, 46492), (5910, 37288), (6320, 34869), (7080, 31126), (7880, 27966), (9322, 23640), (9456, 23305), (9480, 23246), (11623, 18960), (11820, 18644), (13983, 15760), (14160, 15563)]