72144540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 192

約数和(自身を含む): 248371200

約数和(自身を除く): 176226660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 43, 45, 52, 54, 60, 65, 78, 86, 90, 108, 117, 129, 130, 135, 156, 172, 180, 195, 215, 234, 239, 258, 260, 270, 351, 387, 390, 430, 468, 478, 516, 540, 559, 585, 645, 702, 717, 774, 780, 860, 956, 1118, 1161, 1170, 1195, 1290, 1404, 1434, 1548, 1677, 1755, 1935, 2151, 2236, 2322, 2340, 2390, 2580, 2795, 2868, 3107, 3354, 3510, 3585, 3870, 4302, 4644, 4780, 5031, 5590, 5805, 6214, 6453, 6708, 7020, 7170, 7740, 8385, 8604, 9321, 10062, 10277, 10755, 11180, 11610, 12428, 12906, 14340, 15093, 15535, 16770, 18642, 20124, 20554, 21510, 23220, 25155, 25812, 27963, 30186, 30831, 31070, 32265, 33540, 37284, 41108, 43020, 46605, 50310, 51385, 55926, 60372, 61662, 62140, 64530, 75465, 83889, 92493, 93210, 100620, 102770, 111852, 123324, 129060, 133601, 139815, 150930, 154155, 167778, 184986, 186420, 205540, 267202, 277479, 279630, 301860, 308310, 335556, 369972, 400803, 419445, 462465, 534404, 554958, 559260, 616620, 668005, 801606, 838890, 924930, 1109916, 1202409, 1336010, 1387395, 1603212, 1677780, 1849860, 2004015, 2404818, 2672020, 2774790, 3607227, 4008030, 4809636, 5549580, 6012045, 7214454, 8016060, 12024090, 14428908, 18036135, 24048180, 36072270, 72144540]

約数ペア:

[(1, 72144540), (2, 36072270), (3, 24048180), (4, 18036135), (5, 14428908), (6, 12024090), (9, 8016060), (10, 7214454), (12, 6012045), (13, 5549580), (15, 4809636), (18, 4008030), (20, 3607227), (26, 2774790), (27, 2672020), (30, 2404818), (36, 2004015), (39, 1849860), (43, 1677780), (45, 1603212), (52, 1387395), (54, 1336010), (60, 1202409), (65, 1109916), (78, 924930), (86, 838890), (90, 801606), (108, 668005), (117, 616620), (129, 559260), (130, 554958), (135, 534404), (156, 462465), (172, 419445), (180, 400803), (195, 369972), (215, 335556), (234, 308310), (239, 301860), (258, 279630), (260, 277479), (270, 267202), (351, 205540), (387, 186420), (390, 184986), (430, 167778), (468, 154155), (478, 150930), (516, 139815), (540, 133601), (559, 129060), (585, 123324), (645, 111852), (702, 102770), (717, 100620), (774, 93210), (780, 92493), (860, 83889), (956, 75465), (1118, 64530), (1161, 62140), (1170, 61662), (1195, 60372), (1290, 55926), (1404, 51385), (1434, 50310), (1548, 46605), (1677, 43020), (1755, 41108), (1935, 37284), (2151, 33540), (2236, 32265), (2322, 31070), (2340, 30831), (2390, 30186), (2580, 27963), (2795, 25812), (2868, 25155), (3107, 23220), (3354, 21510), (3510, 20554), (3585, 20124), (3870, 18642), (4302, 16770), (4644, 15535), (4780, 15093), (5031, 14340), (5590, 12906), (5805, 12428), (6214, 11610), (6453, 11180), (6708, 10755), (7020, 10277), (7170, 10062), (7740, 9321), (8385, 8604)]