18442837980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{547}}^1\times {\mathrm{26759}}^1$

素因数の和:27328

約数の個数: 144

約数和(自身を含む): 64054448640

約数和(自身を除く): 45611610660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 547, 630, 1094, 1260, 1641, 2188, 2735, 3282, 3829, 4923, 5470, 6564, 7658, 8205, 9846, 10940, 11487, 15316, 16410, 19145, 19692, 22974, 24615, 26759, 32820, 34461, 38290, 45948, 49230, 53518, 57435, 68922, 76580, 80277, 98460, 107036, 114870, 133795, 137844, 160554, 172305, 187313, 229740, 240831, 267590, 321108, 344610, 374626, 401385, 481662, 535180, 561939, 689220, 749252, 802770, 936565, 963324, 1123878, 1204155, 1605540, 1685817, 1873130, 2247756, 2408310, 2809695, 3371634, 3746260, 4816620, 5619390, 6743268, 8429085, 11238780, 14637173, 16858170, 29274346, 33716340, 43911519, 58548692, 73185865, 87823038, 102460211, 131734557, 146371730, 175646076, 204920422, 219557595, 263469114, 292743460, 307380633, 409840844, 439115190, 512301055, 526938228, 614761266, 658672785, 878230380, 922141899, 1024602110, 1229522532, 1317345570, 1536903165, 1844283798, 2049204220, 2634691140, 3073806330, 3688567596, 4610709495, 6147612660, 9221418990, 18442837980]

約数ペア:

[(1, 18442837980), (2, 9221418990), (3, 6147612660), (4, 4610709495), (5, 3688567596), (6, 3073806330), (7, 2634691140), (9, 2049204220), (10, 1844283798), (12, 1536903165), (14, 1317345570), (15, 1229522532), (18, 1024602110), (20, 922141899), (21, 878230380), (28, 658672785), (30, 614761266), (35, 526938228), (36, 512301055), (42, 439115190), (45, 409840844), (60, 307380633), (63, 292743460), (70, 263469114), (84, 219557595), (90, 204920422), (105, 175646076), (126, 146371730), (140, 131734557), (180, 102460211), (210, 87823038), (252, 73185865), (315, 58548692), (420, 43911519), (547, 33716340), (630, 29274346), (1094, 16858170), (1260, 14637173), (1641, 11238780), (2188, 8429085), (2735, 6743268), (3282, 5619390), (3829, 4816620), (4923, 3746260), (5470, 3371634), (6564, 2809695), (7658, 2408310), (8205, 2247756), (9846, 1873130), (10940, 1685817), (11487, 1605540), (15316, 1204155), (16410, 1123878), (19145, 963324), (19692, 936565), (22974, 802770), (24615, 749252), (26759, 689220), (32820, 561939), (34461, 535180), (38290, 481662), (45948, 401385), (49230, 374626), (53518, 344610), (57435, 321108), (68922, 267590), (76580, 240831), (80277, 229740), (98460, 187313), (107036, 172305), (114870, 160554), (133795, 137844)]