72518040

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4111}}^1$

素因数の和:4142

約数の個数: 144

約数和(自身を含む): 274229280

約数和(自身を除く): 201711240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4111, 4410, 5880, 8222, 8820, 12333, 16444, 17640, 20555, 24666, 28777, 32888, 36999, 41110, 49332, 57554, 61665, 73998, 82220, 86331, 98664, 115108, 123330, 143885, 147996, 164440, 172662, 184995, 201439, 230216, 246660, 258993, 287770, 295992, 345324, 369990, 402878, 431655, 493320, 517986, 575540, 604317, 690648, 739980, 805756, 863310, 1007195, 1035972, 1151080, 1208634, 1294965, 1479960, 1611512, 1726620, 1812951, 2014390, 2071944, 2417268, 2589930, 3021585, 3453240, 3625902, 4028780, 4834536, 5179860, 6043170, 7251804, 8057560, 9064755, 10359720, 12086340, 14503608, 18129510, 24172680, 36259020, 72518040]

約数ペア:

[(1, 72518040), (2, 36259020), (3, 24172680), (4, 18129510), (5, 14503608), (6, 12086340), (7, 10359720), (8, 9064755), (9, 8057560), (10, 7251804), (12, 6043170), (14, 5179860), (15, 4834536), (18, 4028780), (20, 3625902), (21, 3453240), (24, 3021585), (28, 2589930), (30, 2417268), (35, 2071944), (36, 2014390), (40, 1812951), (42, 1726620), (45, 1611512), (49, 1479960), (56, 1294965), (60, 1208634), (63, 1151080), (70, 1035972), (72, 1007195), (84, 863310), (90, 805756), (98, 739980), (105, 690648), (120, 604317), (126, 575540), (140, 517986), (147, 493320), (168, 431655), (180, 402878), (196, 369990), (210, 345324), (245, 295992), (252, 287770), (280, 258993), (294, 246660), (315, 230216), (360, 201439), (392, 184995), (420, 172662), (441, 164440), (490, 147996), (504, 143885), (588, 123330), (630, 115108), (735, 98664), (840, 86331), (882, 82220), (980, 73998), (1176, 61665), (1260, 57554), (1470, 49332), (1764, 41110), (1960, 36999), (2205, 32888), (2520, 28777), (2940, 24666), (3528, 20555), (4111, 17640), (4410, 16444), (5880, 12333), (8222, 8820)]