71974620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:260

約数の個数: 144

約数和(自身を含む): 228559968

約数和(自身を除く): 156585348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 101, 107, 111, 148, 180, 185, 202, 214, 222, 303, 321, 333, 370, 404, 428, 444, 505, 535, 555, 606, 642, 666, 740, 909, 963, 1010, 1070, 1110, 1212, 1284, 1332, 1515, 1605, 1665, 1818, 1926, 2020, 2140, 2220, 3030, 3210, 3330, 3636, 3737, 3852, 3959, 4545, 4815, 6060, 6420, 6660, 7474, 7918, 9090, 9630, 10807, 11211, 11877, 14948, 15836, 18180, 18685, 19260, 19795, 21614, 22422, 23754, 32421, 33633, 35631, 37370, 39590, 43228, 44844, 47508, 54035, 56055, 59385, 64842, 67266, 71262, 74740, 79180, 97263, 108070, 112110, 118770, 129684, 134532, 142524, 162105, 168165, 178155, 194526, 216140, 224220, 237540, 324210, 336330, 356310, 389052, 399859, 486315, 648420, 672660, 712620, 799718, 972630, 1199577, 1599436, 1945260, 1999295, 2399154, 3598731, 3998590, 4798308, 5997885, 7197462, 7997180, 11995770, 14394924, 17993655, 23991540, 35987310, 71974620]

約数ペア:

[(1, 71974620), (2, 35987310), (3, 23991540), (4, 17993655), (5, 14394924), (6, 11995770), (9, 7997180), (10, 7197462), (12, 5997885), (15, 4798308), (18, 3998590), (20, 3598731), (30, 2399154), (36, 1999295), (37, 1945260), (45, 1599436), (60, 1199577), (74, 972630), (90, 799718), (101, 712620), (107, 672660), (111, 648420), (148, 486315), (180, 399859), (185, 389052), (202, 356310), (214, 336330), (222, 324210), (303, 237540), (321, 224220), (333, 216140), (370, 194526), (404, 178155), (428, 168165), (444, 162105), (505, 142524), (535, 134532), (555, 129684), (606, 118770), (642, 112110), (666, 108070), (740, 97263), (909, 79180), (963, 74740), (1010, 71262), (1070, 67266), (1110, 64842), (1212, 59385), (1284, 56055), (1332, 54035), (1515, 47508), (1605, 44844), (1665, 43228), (1818, 39590), (1926, 37370), (2020, 35631), (2140, 33633), (2220, 32421), (3030, 23754), (3210, 22422), (3330, 21614), (3636, 19795), (3737, 19260), (3852, 18685), (3959, 18180), (4545, 15836), (4815, 14948), (6060, 11877), (6420, 11211), (6660, 10807), (7474, 9630), (7918, 9090)]