202115970

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 632586240

約数和(自身を除く): 430470270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 31, 35, 42, 45, 62, 63, 70, 79, 90, 93, 105, 126, 131, 155, 158, 186, 210, 217, 237, 262, 279, 310, 315, 393, 395, 434, 465, 474, 553, 558, 630, 651, 655, 711, 786, 790, 917, 930, 1085, 1106, 1179, 1185, 1302, 1310, 1395, 1422, 1659, 1834, 1953, 1965, 2170, 2358, 2370, 2449, 2751, 2765, 2790, 3255, 3318, 3555, 3906, 3930, 4061, 4585, 4898, 4977, 5502, 5530, 5895, 6510, 7110, 7347, 8122, 8253, 8295, 9170, 9765, 9954, 10349, 11790, 12183, 12245, 13755, 14694, 16506, 16590, 17143, 19530, 20305, 20698, 22041, 24366, 24490, 24885, 27510, 28427, 31047, 34286, 36549, 36735, 40610, 41265, 44082, 49770, 51429, 51745, 56854, 60915, 62094, 72443, 73098, 73470, 82530, 85281, 85715, 93141, 102858, 103490, 110205, 121830, 142135, 144886, 154287, 155235, 170562, 171430, 182745, 186282, 217329, 220410, 255843, 257145, 284270, 308574, 310470, 320819, 362215, 365490, 426405, 434658, 465705, 511686, 514290, 641638, 651987, 724430, 771435, 852810, 931410, 962457, 1086645, 1279215, 1303974, 1542870, 1604095, 1924914, 2173290, 2245733, 2558430, 2887371, 3208190, 3259935, 4491466, 4812285, 5774742, 6519870, 6737199, 9624570, 11228665, 13474398, 14436855, 20211597, 22457330, 28873710, 33685995, 40423194, 67371990, 101057985, 202115970]

約数ペア:

[(1, 202115970), (2, 101057985), (3, 67371990), (5, 40423194), (6, 33685995), (7, 28873710), (9, 22457330), (10, 20211597), (14, 14436855), (15, 13474398), (18, 11228665), (21, 9624570), (30, 6737199), (31, 6519870), (35, 5774742), (42, 4812285), (45, 4491466), (62, 3259935), (63, 3208190), (70, 2887371), (79, 2558430), (90, 2245733), (93, 2173290), (105, 1924914), (126, 1604095), (131, 1542870), (155, 1303974), (158, 1279215), (186, 1086645), (210, 962457), (217, 931410), (237, 852810), (262, 771435), (279, 724430), (310, 651987), (315, 641638), (393, 514290), (395, 511686), (434, 465705), (465, 434658), (474, 426405), (553, 365490), (558, 362215), (630, 320819), (651, 310470), (655, 308574), (711, 284270), (786, 257145), (790, 255843), (917, 220410), (930, 217329), (1085, 186282), (1106, 182745), (1179, 171430), (1185, 170562), (1302, 155235), (1310, 154287), (1395, 144886), (1422, 142135), (1659, 121830), (1834, 110205), (1953, 103490), (1965, 102858), (2170, 93141), (2358, 85715), (2370, 85281), (2449, 82530), (2751, 73470), (2765, 73098), (2790, 72443), (3255, 62094), (3318, 60915), (3555, 56854), (3906, 51745), (3930, 51429), (4061, 49770), (4585, 44082), (4898, 41265), (4977, 40610), (5502, 36735), (5530, 36549), (5895, 34286), (6510, 31047), (7110, 28427), (7347, 27510), (8122, 24885), (8253, 24490), (8295, 24366), (9170, 22041), (9765, 20698), (9954, 20305), (10349, 19530), (11790, 17143), (12183, 16590), (12245, 16506), (13755, 14694)]