30890340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:378

約数の個数: 144

約数和(自身を含む): 103591488

約数和(自身を除く): 72701148

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 43, 45, 52, 60, 65, 78, 86, 90, 117, 129, 130, 156, 172, 180, 195, 215, 234, 258, 260, 307, 387, 390, 430, 468, 516, 559, 585, 614, 645, 774, 780, 860, 921, 1118, 1170, 1228, 1290, 1535, 1548, 1677, 1842, 1935, 2236, 2340, 2580, 2763, 2795, 3070, 3354, 3684, 3870, 3991, 4605, 5031, 5526, 5590, 6140, 6708, 7740, 7982, 8385, 9210, 10062, 11052, 11180, 11973, 13201, 13815, 15964, 16770, 18420, 19955, 20124, 23946, 25155, 26402, 27630, 33540, 35919, 39603, 39910, 47892, 50310, 52804, 55260, 59865, 66005, 71838, 79206, 79820, 100620, 118809, 119730, 132010, 143676, 158412, 171613, 179595, 198015, 237618, 239460, 264020, 343226, 359190, 396030, 475236, 514839, 594045, 686452, 718380, 792060, 858065, 1029678, 1188090, 1544517, 1716130, 2059356, 2376180, 2574195, 3089034, 3432260, 5148390, 6178068, 7722585, 10296780, 15445170, 30890340]

約数ペア:

[(1, 30890340), (2, 15445170), (3, 10296780), (4, 7722585), (5, 6178068), (6, 5148390), (9, 3432260), (10, 3089034), (12, 2574195), (13, 2376180), (15, 2059356), (18, 1716130), (20, 1544517), (26, 1188090), (30, 1029678), (36, 858065), (39, 792060), (43, 718380), (45, 686452), (52, 594045), (60, 514839), (65, 475236), (78, 396030), (86, 359190), (90, 343226), (117, 264020), (129, 239460), (130, 237618), (156, 198015), (172, 179595), (180, 171613), (195, 158412), (215, 143676), (234, 132010), (258, 119730), (260, 118809), (307, 100620), (387, 79820), (390, 79206), (430, 71838), (468, 66005), (516, 59865), (559, 55260), (585, 52804), (614, 50310), (645, 47892), (774, 39910), (780, 39603), (860, 35919), (921, 33540), (1118, 27630), (1170, 26402), (1228, 25155), (1290, 23946), (1535, 20124), (1548, 19955), (1677, 18420), (1842, 16770), (1935, 15964), (2236, 13815), (2340, 13201), (2580, 11973), (2763, 11180), (2795, 11052), (3070, 10062), (3354, 9210), (3684, 8385), (3870, 7982), (3991, 7740), (4605, 6708), (5031, 6140), (5526, 5590)]