19672380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1201}}^1$

素因数の和:1236

約数の個数: 144

約数和(自身を含む): 73504704

約数和(自身を除く): 53832324

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1201, 1260, 1365, 1638, 1820, 2340, 2402, 2730, 3276, 3603, 4095, 4804, 5460, 6005, 7206, 8190, 8407, 10809, 12010, 14412, 15613, 16380, 16814, 18015, 21618, 24020, 25221, 31226, 33628, 36030, 42035, 43236, 46839, 50442, 54045, 62452, 72060, 75663, 78065, 84070, 93678, 100884, 108090, 109291, 126105, 140517, 151326, 156130, 168140, 187356, 216180, 218582, 234195, 252210, 281034, 302652, 312260, 327873, 378315, 437164, 468390, 504420, 546455, 562068, 655746, 702585, 756630, 936780, 983619, 1092910, 1311492, 1405170, 1513260, 1639365, 1967238, 2185820, 2810340, 3278730, 3934476, 4918095, 6557460, 9836190, 19672380]

約数ペア:

[(1, 19672380), (2, 9836190), (3, 6557460), (4, 4918095), (5, 3934476), (6, 3278730), (7, 2810340), (9, 2185820), (10, 1967238), (12, 1639365), (13, 1513260), (14, 1405170), (15, 1311492), (18, 1092910), (20, 983619), (21, 936780), (26, 756630), (28, 702585), (30, 655746), (35, 562068), (36, 546455), (39, 504420), (42, 468390), (45, 437164), (52, 378315), (60, 327873), (63, 312260), (65, 302652), (70, 281034), (78, 252210), (84, 234195), (90, 218582), (91, 216180), (105, 187356), (117, 168140), (126, 156130), (130, 151326), (140, 140517), (156, 126105), (180, 109291), (182, 108090), (195, 100884), (210, 93678), (234, 84070), (252, 78065), (260, 75663), (273, 72060), (315, 62452), (364, 54045), (390, 50442), (420, 46839), (455, 43236), (468, 42035), (546, 36030), (585, 33628), (630, 31226), (780, 25221), (819, 24020), (910, 21618), (1092, 18015), (1170, 16814), (1201, 16380), (1260, 15613), (1365, 14412), (1638, 12010), (1820, 10809), (2340, 8407), (2402, 8190), (2730, 7206), (3276, 6005), (3603, 5460), (4095, 4804)]