238910490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1$

素因数の和:1005

約数の個数: 192

約数和(自身を含む): 790013952

約数和(自身を除く): 551103462

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 31, 35, 39, 42, 45, 62, 63, 65, 70, 78, 90, 91, 93, 105, 117, 126, 130, 155, 182, 186, 195, 210, 217, 234, 273, 279, 310, 315, 390, 403, 434, 455, 465, 546, 558, 585, 630, 651, 806, 819, 910, 930, 941, 1085, 1170, 1209, 1302, 1365, 1395, 1638, 1882, 1953, 2015, 2170, 2418, 2730, 2790, 2821, 2823, 3255, 3627, 3906, 4030, 4095, 4705, 5642, 5646, 6045, 6510, 6587, 7254, 8190, 8463, 8469, 9410, 9765, 12090, 12233, 13174, 14105, 14115, 16926, 16938, 18135, 19530, 19761, 24466, 25389, 28210, 28230, 29171, 32935, 36270, 36699, 39522, 42315, 42345, 50778, 58342, 59283, 61165, 65870, 73398, 84630, 84690, 85631, 87513, 98805, 110097, 118566, 122330, 126945, 145855, 171262, 175026, 183495, 197610, 204197, 220194, 253890, 256893, 262539, 291710, 296415, 366990, 379223, 408394, 428155, 437565, 513786, 525078, 550485, 592830, 612591, 758446, 770679, 856310, 875130, 1020985, 1100970, 1137669, 1225182, 1284465, 1312695, 1541358, 1837773, 1896115, 2041970, 2275338, 2568930, 2625390, 2654561, 3062955, 3413007, 3675546, 3792230, 3853395, 5309122, 5688345, 6125910, 6826014, 7706790, 7963683, 9188865, 11376690, 13272805, 15927366, 17065035, 18377730, 23891049, 26545610, 34130070, 39818415, 47782098, 79636830, 119455245, 238910490]

約数ペア:

[(1, 238910490), (2, 119455245), (3, 79636830), (5, 47782098), (6, 39818415), (7, 34130070), (9, 26545610), (10, 23891049), (13, 18377730), (14, 17065035), (15, 15927366), (18, 13272805), (21, 11376690), (26, 9188865), (30, 7963683), (31, 7706790), (35, 6826014), (39, 6125910), (42, 5688345), (45, 5309122), (62, 3853395), (63, 3792230), (65, 3675546), (70, 3413007), (78, 3062955), (90, 2654561), (91, 2625390), (93, 2568930), (105, 2275338), (117, 2041970), (126, 1896115), (130, 1837773), (155, 1541358), (182, 1312695), (186, 1284465), (195, 1225182), (210, 1137669), (217, 1100970), (234, 1020985), (273, 875130), (279, 856310), (310, 770679), (315, 758446), (390, 612591), (403, 592830), (434, 550485), (455, 525078), (465, 513786), (546, 437565), (558, 428155), (585, 408394), (630, 379223), (651, 366990), (806, 296415), (819, 291710), (910, 262539), (930, 256893), (941, 253890), (1085, 220194), (1170, 204197), (1209, 197610), (1302, 183495), (1365, 175026), (1395, 171262), (1638, 145855), (1882, 126945), (1953, 122330), (2015, 118566), (2170, 110097), (2418, 98805), (2730, 87513), (2790, 85631), (2821, 84690), (2823, 84630), (3255, 73398), (3627, 65870), (3906, 61165), (4030, 59283), (4095, 58342), (4705, 50778), (5642, 42345), (5646, 42315), (6045, 39522), (6510, 36699), (6587, 36270), (7254, 32935), (8190, 29171), (8463, 28230), (8469, 28210), (9410, 25389), (9765, 24466), (12090, 19761), (12233, 19530), (13174, 18135), (14105, 16938), (14115, 16926)]