77172060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{26249}}^1$

素因数の和:26275

約数の個数: 72

約数和(自身を含む): 251370000

約数和(自身を除く): 174197940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 26249, 52498, 78747, 104996, 131245, 157494, 183743, 262490, 314988, 367486, 393735, 524980, 551229, 734972, 787470, 918715, 1102458, 1286201, 1574940, 1837430, 2204916, 2572402, 2756145, 3674860, 3858603, 5144804, 5512290, 6431005, 7717206, 11024580, 12862010, 15434412, 19293015, 25724020, 38586030, 77172060]

約数ペア:

[(1, 77172060), (2, 38586030), (3, 25724020), (4, 19293015), (5, 15434412), (6, 12862010), (7, 11024580), (10, 7717206), (12, 6431005), (14, 5512290), (15, 5144804), (20, 3858603), (21, 3674860), (28, 2756145), (30, 2572402), (35, 2204916), (42, 1837430), (49, 1574940), (60, 1286201), (70, 1102458), (84, 918715), (98, 787470), (105, 734972), (140, 551229), (147, 524980), (196, 393735), (210, 367486), (245, 314988), (294, 262490), (420, 183743), (490, 157494), (588, 131245), (735, 104996), (980, 78747), (1470, 52498), (2940, 26249)]