18956528360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{619}}^1$

素因数の和:872

約数の個数: 256

約数和(自身を含む): 54467942400

約数和(自身を除く): 35511414040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 163, 220, 244, 280, 305, 308, 326, 385, 427, 440, 488, 610, 616, 619, 652, 671, 770, 815, 854, 1141, 1220, 1238, 1304, 1342, 1540, 1630, 1708, 1793, 2135, 2282, 2440, 2476, 2684, 3080, 3095, 3260, 3355, 3416, 3586, 4270, 4333, 4564, 4697, 4952, 5368, 5705, 6190, 6520, 6710, 6809, 7172, 8540, 8666, 8965, 9128, 9394, 9943, 11410, 12380, 12551, 13420, 13618, 14344, 17080, 17332, 17930, 18788, 19886, 21665, 22820, 23485, 24760, 25102, 26840, 27236, 34045, 34664, 35860, 37576, 37759, 39772, 43330, 45640, 46970, 47663, 49715, 50204, 54472, 62755, 68090, 69601, 71720, 75518, 79544, 86660, 93940, 95326, 99430, 100408, 100897, 109373, 125510, 136180, 139202, 151036, 173320, 187880, 188795, 190652, 198860, 201794, 218746, 238315, 251020, 264313, 272360, 278404, 302072, 348005, 377590, 381304, 397720, 403588, 415349, 437492, 476630, 502040, 504485, 528626, 546865, 556808, 696010, 706279, 755180, 765611, 807176, 830698, 874984, 953260, 1008970, 1057252, 1093730, 1109867, 1321565, 1392020, 1412558, 1510360, 1531222, 1661396, 1906520, 2017940, 2076745, 2114504, 2187460, 2219734, 2643130, 2784040, 2825116, 2907443, 3062444, 3322792, 3531395, 3828055, 4035880, 4153490, 4374920, 4439468, 5286260, 5549335, 5650232, 5814886, 6124888, 6154717, 7062790, 7656110, 7769069, 8306980, 8878936, 10572520, 11098670, 11629772, 12309434, 14125580, 14537215, 15312220, 15538138, 16613960, 22197340, 23259544, 24618868, 28251160, 29074430, 30624440, 30773585, 31076276, 38845345, 43083019, 44394680, 49237736, 58148860, 61547170, 62152552, 67701887, 77690690, 86166038, 116297720, 123094340, 135403774, 155381380, 172332076, 215415095, 246188680, 270807548, 310762760, 338509435, 344664152, 430830190, 473913209, 541615096, 677018870, 861660380, 947826418, 1354037740, 1723320760, 1895652836, 2369566045, 2708075480, 3791305672, 4739132090, 9478264180, 18956528360]

約数ペア:

[(1, 18956528360), (2, 9478264180), (4, 4739132090), (5, 3791305672), (7, 2708075480), (8, 2369566045), (10, 1895652836), (11, 1723320760), (14, 1354037740), (20, 947826418), (22, 861660380), (28, 677018870), (35, 541615096), (40, 473913209), (44, 430830190), (55, 344664152), (56, 338509435), (61, 310762760), (70, 270807548), (77, 246188680), (88, 215415095), (110, 172332076), (122, 155381380), (140, 135403774), (154, 123094340), (163, 116297720), (220, 86166038), (244, 77690690), (280, 67701887), (305, 62152552), (308, 61547170), (326, 58148860), (385, 49237736), (427, 44394680), (440, 43083019), (488, 38845345), (610, 31076276), (616, 30773585), (619, 30624440), (652, 29074430), (671, 28251160), (770, 24618868), (815, 23259544), (854, 22197340), (1141, 16613960), (1220, 15538138), (1238, 15312220), (1304, 14537215), (1342, 14125580), (1540, 12309434), (1630, 11629772), (1708, 11098670), (1793, 10572520), (2135, 8878936), (2282, 8306980), (2440, 7769069), (2476, 7656110), (2684, 7062790), (3080, 6154717), (3095, 6124888), (3260, 5814886), (3355, 5650232), (3416, 5549335), (3586, 5286260), (4270, 4439468), (4333, 4374920), (4564, 4153490), (4697, 4035880), (4952, 3828055), (5368, 3531395), (5705, 3322792), (6190, 3062444), (6520, 2907443), (6710, 2825116), (6809, 2784040), (7172, 2643130), (8540, 2219734), (8666, 2187460), (8965, 2114504), (9128, 2076745), (9394, 2017940), (9943, 1906520), (11410, 1661396), (12380, 1531222), (12551, 1510360), (13420, 1412558), (13618, 1392020), (14344, 1321565), (17080, 1109867), (17332, 1093730), (17930, 1057252), (18788, 1008970), (19886, 953260), (21665, 874984), (22820, 830698), (23485, 807176), (24760, 765611), (25102, 755180), (26840, 706279), (27236, 696010), (34045, 556808), (34664, 546865), (35860, 528626), (37576, 504485), (37759, 502040), (39772, 476630), (43330, 437492), (45640, 415349), (46970, 403588), (47663, 397720), (49715, 381304), (50204, 377590), (54472, 348005), (62755, 302072), (68090, 278404), (69601, 272360), (71720, 264313), (75518, 251020), (79544, 238315), (86660, 218746), (93940, 201794), (95326, 198860), (99430, 190652), (100408, 188795), (100897, 187880), (109373, 173320), (125510, 151036), (136180, 139202)]