129030420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:505

約数の個数: 96

約数和(自身を含む): 371468160

約数和(自身を除く): 242437740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 89, 146, 178, 219, 267, 292, 331, 356, 365, 438, 445, 534, 662, 730, 876, 890, 993, 1068, 1095, 1324, 1335, 1460, 1655, 1780, 1986, 2190, 2670, 3310, 3972, 4380, 4965, 5340, 6497, 6620, 9930, 12994, 19491, 19860, 24163, 25988, 29459, 32485, 38982, 48326, 58918, 64970, 72489, 77964, 88377, 96652, 97455, 117836, 120815, 129940, 144978, 147295, 176754, 194910, 241630, 289956, 294590, 353508, 362445, 389820, 441885, 483260, 589180, 724890, 883770, 1449780, 1767540, 2150507, 4301014, 6451521, 8602028, 10752535, 12903042, 21505070, 25806084, 32257605, 43010140, 64515210, 129030420]

約数ペア:

[(1, 129030420), (2, 64515210), (3, 43010140), (4, 32257605), (5, 25806084), (6, 21505070), (10, 12903042), (12, 10752535), (15, 8602028), (20, 6451521), (30, 4301014), (60, 2150507), (73, 1767540), (89, 1449780), (146, 883770), (178, 724890), (219, 589180), (267, 483260), (292, 441885), (331, 389820), (356, 362445), (365, 353508), (438, 294590), (445, 289956), (534, 241630), (662, 194910), (730, 176754), (876, 147295), (890, 144978), (993, 129940), (1068, 120815), (1095, 117836), (1324, 97455), (1335, 96652), (1460, 88377), (1655, 77964), (1780, 72489), (1986, 64970), (2190, 58918), (2670, 48326), (3310, 38982), (3972, 32485), (4380, 29459), (4965, 25988), (5340, 24163), (6497, 19860), (6620, 19491), (9930, 12994)]