80749320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1721}}^1$

素因数の和:1775

約数の個数: 128

約数和(自身を含む): 267805440

約数和(自身を除く): 187056120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 60, 68, 69, 85, 92, 102, 115, 120, 136, 138, 170, 184, 204, 230, 255, 276, 340, 345, 391, 408, 460, 510, 552, 680, 690, 782, 920, 1020, 1173, 1380, 1564, 1721, 1955, 2040, 2346, 2760, 3128, 3442, 3910, 4692, 5163, 5865, 6884, 7820, 8605, 9384, 10326, 11730, 13768, 15640, 17210, 20652, 23460, 25815, 29257, 34420, 39583, 41304, 46920, 51630, 58514, 68840, 79166, 87771, 103260, 117028, 118749, 146285, 158332, 175542, 197915, 206520, 234056, 237498, 292570, 316664, 351084, 395830, 438855, 474996, 585140, 593745, 672911, 702168, 791660, 877710, 949992, 1170280, 1187490, 1345822, 1583320, 1755420, 2018733, 2374980, 2691644, 3364555, 3510840, 4037466, 4749960, 5383288, 6729110, 8074932, 10093665, 13458220, 16149864, 20187330, 26916440, 40374660, 80749320]

約数ペア:

[(1, 80749320), (2, 40374660), (3, 26916440), (4, 20187330), (5, 16149864), (6, 13458220), (8, 10093665), (10, 8074932), (12, 6729110), (15, 5383288), (17, 4749960), (20, 4037466), (23, 3510840), (24, 3364555), (30, 2691644), (34, 2374980), (40, 2018733), (46, 1755420), (51, 1583320), (60, 1345822), (68, 1187490), (69, 1170280), (85, 949992), (92, 877710), (102, 791660), (115, 702168), (120, 672911), (136, 593745), (138, 585140), (170, 474996), (184, 438855), (204, 395830), (230, 351084), (255, 316664), (276, 292570), (340, 237498), (345, 234056), (391, 206520), (408, 197915), (460, 175542), (510, 158332), (552, 146285), (680, 118749), (690, 117028), (782, 103260), (920, 87771), (1020, 79166), (1173, 68840), (1380, 58514), (1564, 51630), (1721, 46920), (1955, 41304), (2040, 39583), (2346, 34420), (2760, 29257), (3128, 25815), (3442, 23460), (3910, 20652), (4692, 17210), (5163, 15640), (5865, 13768), (6884, 11730), (7820, 10326), (8605, 9384)]