82745460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3863}}^1$

素因数の和:3902

約数の個数: 144

約数和(自身を含む): 303803136

約数和(自身を除く): 221057676

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3863, 4284, 5355, 7140, 7726, 10710, 11589, 15452, 19315, 21420, 23178, 27041, 34767, 38630, 46356, 54082, 57945, 65671, 69534, 77260, 81123, 108164, 115890, 131342, 135205, 139068, 162246, 173835, 197013, 231780, 243369, 262684, 270410, 324492, 328355, 347670, 394026, 405615, 459697, 486738, 540820, 591039, 656710, 695340, 788052, 811230, 919394, 973476, 985065, 1182078, 1216845, 1313420, 1379091, 1622460, 1838788, 1970130, 2298485, 2364156, 2433690, 2758182, 2955195, 3940260, 4137273, 4596970, 4867380, 5516364, 5910390, 6895455, 8274546, 9193940, 11820780, 13790910, 16549092, 20686365, 27581820, 41372730, 82745460]

約数ペア:

[(1, 82745460), (2, 41372730), (3, 27581820), (4, 20686365), (5, 16549092), (6, 13790910), (7, 11820780), (9, 9193940), (10, 8274546), (12, 6895455), (14, 5910390), (15, 5516364), (17, 4867380), (18, 4596970), (20, 4137273), (21, 3940260), (28, 2955195), (30, 2758182), (34, 2433690), (35, 2364156), (36, 2298485), (42, 1970130), (45, 1838788), (51, 1622460), (60, 1379091), (63, 1313420), (68, 1216845), (70, 1182078), (84, 985065), (85, 973476), (90, 919394), (102, 811230), (105, 788052), (119, 695340), (126, 656710), (140, 591039), (153, 540820), (170, 486738), (180, 459697), (204, 405615), (210, 394026), (238, 347670), (252, 328355), (255, 324492), (306, 270410), (315, 262684), (340, 243369), (357, 231780), (420, 197013), (476, 173835), (510, 162246), (595, 139068), (612, 135205), (630, 131342), (714, 115890), (765, 108164), (1020, 81123), (1071, 77260), (1190, 69534), (1260, 65671), (1428, 57945), (1530, 54082), (1785, 46356), (2142, 38630), (2380, 34767), (3060, 27041), (3570, 23178), (3863, 21420), (4284, 19315), (5355, 15452), (7140, 11589), (7726, 10710)]