204635280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:389

約数の個数: 160

約数和(自身を含む): 659957760

約数和(自身を除く): 455322480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 79, 80, 86, 120, 129, 158, 172, 215, 237, 240, 251, 258, 316, 344, 395, 430, 474, 502, 516, 632, 645, 688, 753, 790, 860, 948, 1004, 1032, 1185, 1255, 1264, 1290, 1506, 1580, 1720, 1896, 2008, 2064, 2370, 2510, 2580, 3012, 3160, 3397, 3440, 3765, 3792, 4016, 4740, 5020, 5160, 6024, 6320, 6794, 7530, 9480, 10040, 10191, 10320, 10793, 12048, 13588, 15060, 16985, 18960, 19829, 20080, 20382, 21586, 27176, 30120, 32379, 33970, 39658, 40764, 43172, 50955, 53965, 54352, 59487, 60240, 64758, 67940, 79316, 81528, 86344, 99145, 101910, 107930, 118974, 129516, 135880, 158632, 161895, 163056, 172688, 198290, 203820, 215860, 237948, 259032, 271760, 297435, 317264, 323790, 396580, 407640, 431720, 475896, 518064, 594870, 647580, 793160, 815280, 852647, 863440, 951792, 1189740, 1295160, 1586320, 1705294, 2379480, 2557941, 2590320, 3410588, 4263235, 4758960, 5115882, 6821176, 8526470, 10231764, 12789705, 13642352, 17052940, 20463528, 25579410, 34105880, 40927056, 51158820, 68211760, 102317640, 204635280]

約数ペア:

[(1, 204635280), (2, 102317640), (3, 68211760), (4, 51158820), (5, 40927056), (6, 34105880), (8, 25579410), (10, 20463528), (12, 17052940), (15, 13642352), (16, 12789705), (20, 10231764), (24, 8526470), (30, 6821176), (40, 5115882), (43, 4758960), (48, 4263235), (60, 3410588), (79, 2590320), (80, 2557941), (86, 2379480), (120, 1705294), (129, 1586320), (158, 1295160), (172, 1189740), (215, 951792), (237, 863440), (240, 852647), (251, 815280), (258, 793160), (316, 647580), (344, 594870), (395, 518064), (430, 475896), (474, 431720), (502, 407640), (516, 396580), (632, 323790), (645, 317264), (688, 297435), (753, 271760), (790, 259032), (860, 237948), (948, 215860), (1004, 203820), (1032, 198290), (1185, 172688), (1255, 163056), (1264, 161895), (1290, 158632), (1506, 135880), (1580, 129516), (1720, 118974), (1896, 107930), (2008, 101910), (2064, 99145), (2370, 86344), (2510, 81528), (2580, 79316), (3012, 67940), (3160, 64758), (3397, 60240), (3440, 59487), (3765, 54352), (3792, 53965), (4016, 50955), (4740, 43172), (5020, 40764), (5160, 39658), (6024, 33970), (6320, 32379), (6794, 30120), (7530, 27176), (9480, 21586), (10040, 20382), (10191, 20080), (10320, 19829), (10793, 18960), (12048, 16985), (13588, 15060)]