77804580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 144

約数和(自身を含む): 264894336

約数和(自身を除く): 187089756

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 289, 340, 357, 420, 476, 510, 578, 595, 641, 714, 867, 1020, 1156, 1190, 1282, 1428, 1445, 1734, 1785, 1923, 2023, 2380, 2564, 2890, 3205, 3468, 3570, 3846, 4046, 4335, 4487, 5780, 6069, 6410, 7140, 7692, 8092, 8670, 8974, 9615, 10115, 10897, 12138, 12820, 13461, 17340, 17948, 19230, 20230, 21794, 22435, 24276, 26922, 30345, 32691, 38460, 40460, 43588, 44870, 53844, 54485, 60690, 65382, 67305, 76279, 89740, 108970, 121380, 130764, 134610, 152558, 163455, 185249, 217940, 228837, 269220, 305116, 326910, 370498, 381395, 457674, 555747, 653820, 740996, 762790, 915348, 926245, 1111494, 1144185, 1296743, 1525580, 1852490, 2222988, 2288370, 2593486, 2778735, 3704980, 3890229, 4576740, 5186972, 5557470, 6483715, 7780458, 11114940, 12967430, 15560916, 19451145, 25934860, 38902290, 77804580]

約数ペア:

[(1, 77804580), (2, 38902290), (3, 25934860), (4, 19451145), (5, 15560916), (6, 12967430), (7, 11114940), (10, 7780458), (12, 6483715), (14, 5557470), (15, 5186972), (17, 4576740), (20, 3890229), (21, 3704980), (28, 2778735), (30, 2593486), (34, 2288370), (35, 2222988), (42, 1852490), (51, 1525580), (60, 1296743), (68, 1144185), (70, 1111494), (84, 926245), (85, 915348), (102, 762790), (105, 740996), (119, 653820), (140, 555747), (170, 457674), (204, 381395), (210, 370498), (238, 326910), (255, 305116), (289, 269220), (340, 228837), (357, 217940), (420, 185249), (476, 163455), (510, 152558), (578, 134610), (595, 130764), (641, 121380), (714, 108970), (867, 89740), (1020, 76279), (1156, 67305), (1190, 65382), (1282, 60690), (1428, 54485), (1445, 53844), (1734, 44870), (1785, 43588), (1923, 40460), (2023, 38460), (2380, 32691), (2564, 30345), (2890, 26922), (3205, 24276), (3468, 22435), (3570, 21794), (3846, 20230), (4046, 19230), (4335, 17948), (4487, 17340), (5780, 13461), (6069, 12820), (6410, 12138), (7140, 10897), (7692, 10115), (8092, 9615), (8670, 8974)]