281269170

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:657

約数の個数: 192

約数和(自身を含む): 916441344

約数和(自身を除く): 635172174

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 61, 63, 65, 70, 78, 90, 91, 105, 117, 122, 126, 130, 182, 183, 195, 210, 234, 273, 305, 315, 366, 390, 427, 455, 546, 549, 563, 585, 610, 630, 793, 819, 854, 910, 915, 1098, 1126, 1170, 1281, 1365, 1586, 1638, 1689, 1830, 2135, 2379, 2562, 2730, 2745, 2815, 3378, 3843, 3941, 3965, 4095, 4270, 4758, 5067, 5490, 5551, 5630, 6405, 7137, 7319, 7686, 7882, 7930, 8190, 8445, 10134, 11102, 11823, 11895, 12810, 14274, 14638, 16653, 16890, 19215, 19705, 21957, 23646, 23790, 25335, 27755, 33306, 34343, 35469, 35685, 36595, 38430, 39410, 43914, 49959, 50670, 51233, 55510, 59115, 65871, 68686, 70938, 71370, 73190, 83265, 99918, 102466, 103029, 109785, 118230, 131742, 153699, 166530, 171715, 177345, 206058, 219570, 240401, 249795, 256165, 307398, 309087, 329355, 343430, 354690, 446459, 461097, 480802, 499590, 512330, 515145, 618174, 658710, 721203, 768495, 892918, 922194, 1030290, 1202005, 1339377, 1442406, 1536990, 1545435, 2163609, 2232295, 2305485, 2404010, 2678754, 3090870, 3125213, 3606015, 4018131, 4327218, 4464590, 4610970, 6250426, 6696885, 7212030, 8036262, 9375639, 10818045, 13393770, 15626065, 18751278, 20090655, 21636090, 28126917, 31252130, 40181310, 46878195, 56253834, 93756390, 140634585, 281269170]

約数ペア:

[(1, 281269170), (2, 140634585), (3, 93756390), (5, 56253834), (6, 46878195), (7, 40181310), (9, 31252130), (10, 28126917), (13, 21636090), (14, 20090655), (15, 18751278), (18, 15626065), (21, 13393770), (26, 10818045), (30, 9375639), (35, 8036262), (39, 7212030), (42, 6696885), (45, 6250426), (61, 4610970), (63, 4464590), (65, 4327218), (70, 4018131), (78, 3606015), (90, 3125213), (91, 3090870), (105, 2678754), (117, 2404010), (122, 2305485), (126, 2232295), (130, 2163609), (182, 1545435), (183, 1536990), (195, 1442406), (210, 1339377), (234, 1202005), (273, 1030290), (305, 922194), (315, 892918), (366, 768495), (390, 721203), (427, 658710), (455, 618174), (546, 515145), (549, 512330), (563, 499590), (585, 480802), (610, 461097), (630, 446459), (793, 354690), (819, 343430), (854, 329355), (910, 309087), (915, 307398), (1098, 256165), (1126, 249795), (1170, 240401), (1281, 219570), (1365, 206058), (1586, 177345), (1638, 171715), (1689, 166530), (1830, 153699), (2135, 131742), (2379, 118230), (2562, 109785), (2730, 103029), (2745, 102466), (2815, 99918), (3378, 83265), (3843, 73190), (3941, 71370), (3965, 70938), (4095, 68686), (4270, 65871), (4758, 59115), (5067, 55510), (5490, 51233), (5551, 50670), (5630, 49959), (6405, 43914), (7137, 39410), (7319, 38430), (7686, 36595), (7882, 35685), (7930, 35469), (8190, 34343), (8445, 33306), (10134, 27755), (11102, 25335), (11823, 23790), (11895, 23646), (12810, 21957), (14274, 19705), (14638, 19215), (16653, 16890)]