628388040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{853}}^1\times {\mathrm{877}}^1$

素因数の和:1751

約数の個数: 128

約数和(自身を含む): 2159458560

約数和(自身を除く): 1531070520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 853, 877, 1706, 1754, 2559, 2631, 3412, 3508, 4265, 4385, 5118, 5262, 5971, 6139, 6824, 7016, 8530, 8770, 10236, 10524, 11942, 12278, 12795, 13155, 17060, 17540, 17913, 18417, 20472, 21048, 23884, 24556, 25590, 26310, 29855, 30695, 34120, 35080, 35826, 36834, 47768, 49112, 51180, 52620, 59710, 61390, 71652, 73668, 89565, 92085, 102360, 105240, 119420, 122780, 143304, 147336, 179130, 184170, 238840, 245560, 358260, 368340, 716520, 736680, 748081, 1496162, 2244243, 2992324, 3740405, 4488486, 5236567, 5984648, 7480810, 8976972, 10473134, 11221215, 14961620, 15709701, 17953944, 20946268, 22442430, 26182835, 29923240, 31419402, 41892536, 44884860, 52365670, 62838804, 78548505, 89769720, 104731340, 125677608, 157097010, 209462680, 314194020, 628388040]

約数ペア:

[(1, 628388040), (2, 314194020), (3, 209462680), (4, 157097010), (5, 125677608), (6, 104731340), (7, 89769720), (8, 78548505), (10, 62838804), (12, 52365670), (14, 44884860), (15, 41892536), (20, 31419402), (21, 29923240), (24, 26182835), (28, 22442430), (30, 20946268), (35, 17953944), (40, 15709701), (42, 14961620), (56, 11221215), (60, 10473134), (70, 8976972), (84, 7480810), (105, 5984648), (120, 5236567), (140, 4488486), (168, 3740405), (210, 2992324), (280, 2244243), (420, 1496162), (840, 748081), (853, 736680), (877, 716520), (1706, 368340), (1754, 358260), (2559, 245560), (2631, 238840), (3412, 184170), (3508, 179130), (4265, 147336), (4385, 143304), (5118, 122780), (5262, 119420), (5971, 105240), (6139, 102360), (6824, 92085), (7016, 89565), (8530, 73668), (8770, 71652), (10236, 61390), (10524, 59710), (11942, 52620), (12278, 51180), (12795, 49112), (13155, 47768), (17060, 36834), (17540, 35826), (17913, 35080), (18417, 34120), (20472, 30695), (21048, 29855), (23884, 26310), (24556, 25590)]