1931556320

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:301

約数の個数: 192

約数和(自身を含む): 4996857600

約数和(自身を除く): 3065301280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 79, 80, 85, 89, 101, 136, 158, 160, 170, 178, 202, 272, 316, 340, 356, 395, 404, 445, 505, 544, 632, 680, 712, 790, 808, 890, 1010, 1264, 1343, 1360, 1424, 1513, 1580, 1616, 1717, 1780, 2020, 2528, 2686, 2720, 2848, 3026, 3160, 3232, 3434, 3560, 4040, 5372, 6052, 6320, 6715, 6868, 7031, 7120, 7565, 7979, 8080, 8585, 8989, 10744, 12104, 12640, 13430, 13736, 14062, 14240, 15130, 15958, 16160, 17170, 17978, 21488, 24208, 26860, 27472, 28124, 30260, 31916, 34340, 35155, 35956, 39895, 42976, 44945, 48416, 53720, 54944, 56248, 60520, 63832, 68680, 70310, 71912, 79790, 89890, 107440, 112496, 119527, 121040, 127664, 135643, 137360, 140620, 143824, 152813, 159580, 179780, 214880, 224992, 239054, 242080, 255328, 271286, 274720, 281240, 287648, 305626, 319160, 359560, 478108, 542572, 562480, 597635, 611252, 638320, 678215, 710131, 719120, 764065, 956216, 1085144, 1124960, 1195270, 1222504, 1276640, 1356430, 1420262, 1438240, 1528130, 1912432, 2170288, 2390540, 2445008, 2712860, 2840524, 3056260, 3550655, 3824864, 4340576, 4781080, 4890016, 5425720, 5681048, 6112520, 7101310, 9562160, 10851440, 11362096, 12072227, 12225040, 14202620, 19124320, 21702880, 22724192, 24144454, 24450080, 28405240, 48288908, 56810480, 60361135, 96577816, 113620960, 120722270, 193155632, 241444540, 386311264, 482889080, 965778160, 1931556320]

約数ペア:

[(1, 1931556320), (2, 965778160), (4, 482889080), (5, 386311264), (8, 241444540), (10, 193155632), (16, 120722270), (17, 113620960), (20, 96577816), (32, 60361135), (34, 56810480), (40, 48288908), (68, 28405240), (79, 24450080), (80, 24144454), (85, 22724192), (89, 21702880), (101, 19124320), (136, 14202620), (158, 12225040), (160, 12072227), (170, 11362096), (178, 10851440), (202, 9562160), (272, 7101310), (316, 6112520), (340, 5681048), (356, 5425720), (395, 4890016), (404, 4781080), (445, 4340576), (505, 3824864), (544, 3550655), (632, 3056260), (680, 2840524), (712, 2712860), (790, 2445008), (808, 2390540), (890, 2170288), (1010, 1912432), (1264, 1528130), (1343, 1438240), (1360, 1420262), (1424, 1356430), (1513, 1276640), (1580, 1222504), (1616, 1195270), (1717, 1124960), (1780, 1085144), (2020, 956216), (2528, 764065), (2686, 719120), (2720, 710131), (2848, 678215), (3026, 638320), (3160, 611252), (3232, 597635), (3434, 562480), (3560, 542572), (4040, 478108), (5372, 359560), (6052, 319160), (6320, 305626), (6715, 287648), (6868, 281240), (7031, 274720), (7120, 271286), (7565, 255328), (7979, 242080), (8080, 239054), (8585, 224992), (8989, 214880), (10744, 179780), (12104, 159580), (12640, 152813), (13430, 143824), (13736, 140620), (14062, 137360), (14240, 135643), (15130, 127664), (15958, 121040), (16160, 119527), (17170, 112496), (17978, 107440), (21488, 89890), (24208, 79790), (26860, 71912), (27472, 70310), (28124, 68680), (30260, 63832), (31916, 60520), (34340, 56248), (35155, 54944), (35956, 53720), (39895, 48416), (42976, 44945)]