139679820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6521}}^1$

素因数の和:6560

約数の個数: 144

約数和(自身を含む): 512785728

約数和(自身を除く): 373105908

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 4284, 5355, 6521, 7140, 10710, 13042, 19563, 21420, 26084, 32605, 39126, 45647, 58689, 65210, 78252, 91294, 97815, 110857, 117378, 130420, 136941, 182588, 195630, 221714, 228235, 234756, 273882, 293445, 332571, 391260, 410823, 443428, 456470, 547764, 554285, 586890, 665142, 684705, 775999, 821646, 912940, 997713, 1108570, 1173780, 1330284, 1369410, 1551998, 1643292, 1662855, 1995426, 2054115, 2217140, 2327997, 2738820, 3103996, 3325710, 3879995, 3990852, 4108230, 4655994, 4988565, 6651420, 6983991, 7759990, 8216460, 9311988, 9977130, 11639985, 13967982, 15519980, 19954260, 23279970, 27935964, 34919955, 46559940, 69839910, 139679820]

約数ペア:

[(1, 139679820), (2, 69839910), (3, 46559940), (4, 34919955), (5, 27935964), (6, 23279970), (7, 19954260), (9, 15519980), (10, 13967982), (12, 11639985), (14, 9977130), (15, 9311988), (17, 8216460), (18, 7759990), (20, 6983991), (21, 6651420), (28, 4988565), (30, 4655994), (34, 4108230), (35, 3990852), (36, 3879995), (42, 3325710), (45, 3103996), (51, 2738820), (60, 2327997), (63, 2217140), (68, 2054115), (70, 1995426), (84, 1662855), (85, 1643292), (90, 1551998), (102, 1369410), (105, 1330284), (119, 1173780), (126, 1108570), (140, 997713), (153, 912940), (170, 821646), (180, 775999), (204, 684705), (210, 665142), (238, 586890), (252, 554285), (255, 547764), (306, 456470), (315, 443428), (340, 410823), (357, 391260), (420, 332571), (476, 293445), (510, 273882), (595, 234756), (612, 228235), (630, 221714), (714, 195630), (765, 182588), (1020, 136941), (1071, 130420), (1190, 117378), (1260, 110857), (1428, 97815), (1530, 91294), (1785, 78252), (2142, 65210), (2380, 58689), (3060, 45647), (3570, 39126), (4284, 32605), (5355, 26084), (6521, 21420), (7140, 19563), (10710, 13042)]