1878577680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{5153}}^1$

素因数の和:5214

約数の個数: 240

約数和(自身を含む): 6994266624

約数和(自身を除く): 5115688944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1488, 1519, 1680, 1736, 1860, 1960, 2170, 2352, 2480, 2604, 2940, 3038, 3255, 3472, 3720, 3920, 4340, 4557, 5153, 5208, 5880, 6076, 6510, 7440, 7595, 8680, 9114, 10306, 10416, 11760, 12152, 13020, 15190, 15459, 17360, 18228, 20612, 22785, 24304, 25765, 26040, 30380, 30918, 36071, 36456, 41224, 45570, 51530, 52080, 60760, 61836, 72142, 72912, 77295, 82448, 91140, 103060, 108213, 121520, 123672, 144284, 154590, 159743, 180355, 182280, 206120, 216426, 247344, 252497, 288568, 309180, 319486, 360710, 364560, 412240, 432852, 479229, 504994, 541065, 577136, 618360, 638972, 721420, 757491, 798715, 865704, 958458, 1009988, 1082130, 1118201, 1236720, 1262485, 1277944, 1442840, 1514982, 1597430, 1731408, 1916916, 2019976, 2164260, 2236402, 2396145, 2524970, 2555888, 2885680, 3029964, 3194860, 3354603, 3787455, 3833832, 4039952, 4328520, 4472804, 4792290, 5049940, 5591005, 6059928, 6389720, 6709206, 7574910, 7667664, 7827407, 8657040, 8945608, 9584580, 10099880, 11182010, 12119856, 12779440, 13418412, 15149820, 15654814, 16773015, 17891216, 19169160, 20199760, 22364020, 23482221, 26836824, 30299640, 31309628, 33546030, 38338320, 39137035, 44728040, 46964442, 53673648, 60599280, 62619256, 67092060, 78274070, 89456080, 93928884, 117411105, 125238512, 134184120, 156548140, 187857768, 234822210, 268368240, 313096280, 375715536, 469644420, 626192560, 939288840, 1878577680]

約数ペア:

[(1, 1878577680), (2, 939288840), (3, 626192560), (4, 469644420), (5, 375715536), (6, 313096280), (7, 268368240), (8, 234822210), (10, 187857768), (12, 156548140), (14, 134184120), (15, 125238512), (16, 117411105), (20, 93928884), (21, 89456080), (24, 78274070), (28, 67092060), (30, 62619256), (31, 60599280), (35, 53673648), (40, 46964442), (42, 44728040), (48, 39137035), (49, 38338320), (56, 33546030), (60, 31309628), (62, 30299640), (70, 26836824), (80, 23482221), (84, 22364020), (93, 20199760), (98, 19169160), (105, 17891216), (112, 16773015), (120, 15654814), (124, 15149820), (140, 13418412), (147, 12779440), (155, 12119856), (168, 11182010), (186, 10099880), (196, 9584580), (210, 8945608), (217, 8657040), (240, 7827407), (245, 7667664), (248, 7574910), (280, 6709206), (294, 6389720), (310, 6059928), (336, 5591005), (372, 5049940), (392, 4792290), (420, 4472804), (434, 4328520), (465, 4039952), (490, 3833832), (496, 3787455), (560, 3354603), (588, 3194860), (620, 3029964), (651, 2885680), (735, 2555888), (744, 2524970), (784, 2396145), (840, 2236402), (868, 2164260), (930, 2019976), (980, 1916916), (1085, 1731408), (1176, 1597430), (1240, 1514982), (1302, 1442840), (1470, 1277944), (1488, 1262485), (1519, 1236720), (1680, 1118201), (1736, 1082130), (1860, 1009988), (1960, 958458), (2170, 865704), (2352, 798715), (2480, 757491), (2604, 721420), (2940, 638972), (3038, 618360), (3255, 577136), (3472, 541065), (3720, 504994), (3920, 479229), (4340, 432852), (4557, 412240), (5153, 364560), (5208, 360710), (5880, 319486), (6076, 309180), (6510, 288568), (7440, 252497), (7595, 247344), (8680, 216426), (9114, 206120), (10306, 182280), (10416, 180355), (11760, 159743), (12152, 154590), (13020, 144284), (15190, 123672), (15459, 121520), (17360, 108213), (18228, 103060), (20612, 91140), (22785, 82448), (24304, 77295), (25765, 72912), (26040, 72142), (30380, 61836), (30918, 60760), (36071, 52080), (36456, 51530), (41224, 45570)]