81927300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1$

素因数の和:3038

約数の個数: 144

約数和(自身を含む): 291842432

約数和(自身を除く): 209915132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1050, 1092, 1300, 1365, 1820, 1950, 2100, 2275, 2730, 3001, 3900, 4550, 5460, 6002, 6825, 9003, 9100, 12004, 13650, 15005, 18006, 21007, 27300, 30010, 36012, 39013, 42014, 45015, 60020, 63021, 75025, 78026, 84028, 90030, 105035, 117039, 126042, 150050, 156052, 180060, 195065, 210070, 225075, 234078, 252084, 273091, 300100, 315105, 390130, 420140, 450150, 468156, 525175, 546182, 585195, 630210, 780260, 819273, 900300, 975325, 1050350, 1092364, 1170390, 1260420, 1365455, 1575525, 1638546, 1950650, 2100700, 2340780, 2730910, 2925975, 3151050, 3277092, 3901300, 4096365, 5461820, 5851950, 6302100, 6827275, 8192730, 11703900, 13654550, 16385460, 20481825, 27309100, 40963650, 81927300]

約数ペア:

[(1, 81927300), (2, 40963650), (3, 27309100), (4, 20481825), (5, 16385460), (6, 13654550), (7, 11703900), (10, 8192730), (12, 6827275), (13, 6302100), (14, 5851950), (15, 5461820), (20, 4096365), (21, 3901300), (25, 3277092), (26, 3151050), (28, 2925975), (30, 2730910), (35, 2340780), (39, 2100700), (42, 1950650), (50, 1638546), (52, 1575525), (60, 1365455), (65, 1260420), (70, 1170390), (75, 1092364), (78, 1050350), (84, 975325), (91, 900300), (100, 819273), (105, 780260), (130, 630210), (140, 585195), (150, 546182), (156, 525175), (175, 468156), (182, 450150), (195, 420140), (210, 390130), (260, 315105), (273, 300100), (300, 273091), (325, 252084), (350, 234078), (364, 225075), (390, 210070), (420, 195065), (455, 180060), (525, 156052), (546, 150050), (650, 126042), (700, 117039), (780, 105035), (910, 90030), (975, 84028), (1050, 78026), (1092, 75025), (1300, 63021), (1365, 60020), (1820, 45015), (1950, 42014), (2100, 39013), (2275, 36012), (2730, 30010), (3001, 27300), (3900, 21007), (4550, 18006), (5460, 15005), (6002, 13650), (6825, 12004), (9003, 9100)]