248022320

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 240

約数和(自身を含む): 750451968

約数和(自身を除く): 502429648

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 35, 40, 49, 52, 56, 62, 65, 70, 80, 91, 98, 104, 112, 124, 130, 140, 155, 157, 182, 196, 208, 217, 245, 248, 260, 280, 310, 314, 364, 392, 403, 434, 455, 490, 496, 520, 560, 620, 628, 637, 728, 784, 785, 806, 868, 910, 980, 1040, 1085, 1099, 1240, 1256, 1274, 1456, 1519, 1570, 1612, 1736, 1820, 1960, 2015, 2041, 2170, 2198, 2480, 2512, 2548, 2821, 3038, 3140, 3185, 3224, 3472, 3640, 3920, 4030, 4082, 4340, 4396, 4867, 5096, 5495, 5642, 6076, 6280, 6370, 6448, 7280, 7595, 7693, 8060, 8164, 8680, 8792, 9734, 10192, 10205, 10990, 11284, 12152, 12560, 12740, 14105, 14287, 15190, 15386, 16120, 16328, 17360, 17584, 19468, 19747, 20410, 21980, 22568, 24304, 24335, 25480, 28210, 28574, 30380, 30772, 32240, 32656, 34069, 38465, 38936, 39494, 40820, 43960, 45136, 48670, 50960, 56420, 57148, 60760, 61544, 63271, 68138, 71435, 76930, 77872, 78988, 81640, 87920, 97340, 98735, 100009, 112840, 114296, 121520, 123088, 126542, 136276, 142870, 153860, 157976, 163280, 170345, 194680, 197470, 200018, 225680, 228592, 238483, 253084, 272552, 285740, 307720, 315952, 316355, 340690, 389360, 394940, 400036, 442897, 476966, 500045, 506168, 545104, 571480, 615440, 632710, 681380, 789880, 800072, 885794, 953932, 1000090, 1012336, 1142960, 1192415, 1265420, 1362760, 1579760, 1600144, 1771588, 1907864, 2000180, 2214485, 2384830, 2530840, 2725520, 3100279, 3543176, 3815728, 4000360, 4428970, 4769660, 5061680, 6200558, 7086352, 8000720, 8857940, 9539320, 12401116, 15501395, 17715880, 19078640, 24802232, 31002790, 35431760, 49604464, 62005580, 124011160, 248022320]

約数ペア:

[(1, 248022320), (2, 124011160), (4, 62005580), (5, 49604464), (7, 35431760), (8, 31002790), (10, 24802232), (13, 19078640), (14, 17715880), (16, 15501395), (20, 12401116), (26, 9539320), (28, 8857940), (31, 8000720), (35, 7086352), (40, 6200558), (49, 5061680), (52, 4769660), (56, 4428970), (62, 4000360), (65, 3815728), (70, 3543176), (80, 3100279), (91, 2725520), (98, 2530840), (104, 2384830), (112, 2214485), (124, 2000180), (130, 1907864), (140, 1771588), (155, 1600144), (157, 1579760), (182, 1362760), (196, 1265420), (208, 1192415), (217, 1142960), (245, 1012336), (248, 1000090), (260, 953932), (280, 885794), (310, 800072), (314, 789880), (364, 681380), (392, 632710), (403, 615440), (434, 571480), (455, 545104), (490, 506168), (496, 500045), (520, 476966), (560, 442897), (620, 400036), (628, 394940), (637, 389360), (728, 340690), (784, 316355), (785, 315952), (806, 307720), (868, 285740), (910, 272552), (980, 253084), (1040, 238483), (1085, 228592), (1099, 225680), (1240, 200018), (1256, 197470), (1274, 194680), (1456, 170345), (1519, 163280), (1570, 157976), (1612, 153860), (1736, 142870), (1820, 136276), (1960, 126542), (2015, 123088), (2041, 121520), (2170, 114296), (2198, 112840), (2480, 100009), (2512, 98735), (2548, 97340), (2821, 87920), (3038, 81640), (3140, 78988), (3185, 77872), (3224, 76930), (3472, 71435), (3640, 68138), (3920, 63271), (4030, 61544), (4082, 60760), (4340, 57148), (4396, 56420), (4867, 50960), (5096, 48670), (5495, 45136), (5642, 43960), (6076, 40820), (6280, 39494), (6370, 38936), (6448, 38465), (7280, 34069), (7595, 32656), (7693, 32240), (8060, 30772), (8164, 30380), (8680, 28574), (8792, 28210), (9734, 25480), (10192, 24335), (10205, 24304), (10990, 22568), (11284, 21980), (12152, 20410), (12560, 19747), (12740, 19468), (14105, 17584), (14287, 17360), (15190, 16328), (15386, 16120)]