258401520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1453}}^1$

素因数の和:1504

約数の個数: 240

約数和(自身を含む): 984416160

約数和(自身を除く): 726014640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1368, 1453, 1482, 1520, 1560, 1710, 1872, 1976, 2223, 2280, 2340, 2470, 2736, 2906, 2964, 3120, 3420, 3705, 3952, 4359, 4446, 4560, 4680, 4940, 5812, 5928, 6840, 7265, 7410, 8718, 8892, 9360, 9880, 11115, 11624, 11856, 13077, 13680, 14530, 14820, 17436, 17784, 18889, 19760, 21795, 22230, 23248, 26154, 27607, 29060, 29640, 34872, 35568, 37778, 43590, 44460, 52308, 55214, 56667, 58120, 59280, 65385, 69744, 75556, 82821, 87180, 88920, 94445, 104616, 110428, 113334, 116240, 130770, 138035, 151112, 165642, 170001, 174360, 177840, 188890, 209232, 220856, 226668, 248463, 261540, 276070, 283335, 302224, 331284, 340002, 348720, 358891, 377780, 414105, 441712, 453336, 496926, 523080, 552140, 566670, 662568, 680004, 717782, 755560, 828210, 850005, 906672, 993852, 1046160, 1076673, 1104280, 1133340, 1242315, 1325136, 1360008, 1435564, 1511120, 1656420, 1700010, 1794455, 1987704, 2153346, 2208560, 2266680, 2484630, 2720016, 2871128, 3230019, 3312840, 3400020, 3588910, 3975408, 4306692, 4533360, 4969260, 5383365, 5742256, 6460038, 6625680, 6800040, 7177820, 8613384, 9938520, 10766730, 12920076, 13600080, 14355640, 16150095, 17226768, 19877040, 21533460, 25840152, 28711280, 32300190, 43066920, 51680304, 64600380, 86133840, 129200760, 258401520]

約数ペア:

[(1, 258401520), (2, 129200760), (3, 86133840), (4, 64600380), (5, 51680304), (6, 43066920), (8, 32300190), (9, 28711280), (10, 25840152), (12, 21533460), (13, 19877040), (15, 17226768), (16, 16150095), (18, 14355640), (19, 13600080), (20, 12920076), (24, 10766730), (26, 9938520), (30, 8613384), (36, 7177820), (38, 6800040), (39, 6625680), (40, 6460038), (45, 5742256), (48, 5383365), (52, 4969260), (57, 4533360), (60, 4306692), (65, 3975408), (72, 3588910), (76, 3400020), (78, 3312840), (80, 3230019), (90, 2871128), (95, 2720016), (104, 2484630), (114, 2266680), (117, 2208560), (120, 2153346), (130, 1987704), (144, 1794455), (152, 1700010), (156, 1656420), (171, 1511120), (180, 1435564), (190, 1360008), (195, 1325136), (208, 1242315), (228, 1133340), (234, 1104280), (240, 1076673), (247, 1046160), (260, 993852), (285, 906672), (304, 850005), (312, 828210), (342, 755560), (360, 717782), (380, 680004), (390, 662568), (456, 566670), (468, 552140), (494, 523080), (520, 496926), (570, 453336), (585, 441712), (624, 414105), (684, 377780), (720, 358891), (741, 348720), (760, 340002), (780, 331284), (855, 302224), (912, 283335), (936, 276070), (988, 261540), (1040, 248463), (1140, 226668), (1170, 220856), (1235, 209232), (1368, 188890), (1453, 177840), (1482, 174360), (1520, 170001), (1560, 165642), (1710, 151112), (1872, 138035), (1976, 130770), (2223, 116240), (2280, 113334), (2340, 110428), (2470, 104616), (2736, 94445), (2906, 88920), (2964, 87180), (3120, 82821), (3420, 75556), (3705, 69744), (3952, 65385), (4359, 59280), (4446, 58120), (4560, 56667), (4680, 55214), (4940, 52308), (5812, 44460), (5928, 43590), (6840, 37778), (7265, 35568), (7410, 34872), (8718, 29640), (8892, 29060), (9360, 27607), (9880, 26154), (11115, 23248), (11624, 22230), (11856, 21795), (13077, 19760), (13680, 18889), (14530, 17784), (14820, 17436)]