406959670

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 878693760

約数和(自身を除く): 471734090

約数列:

[1, 2, 5, 10, 13, 19, 26, 37, 38, 61, 65, 73, 74, 95, 122, 130, 146, 185, 190, 247, 305, 365, 370, 481, 494, 610, 703, 730, 793, 949, 962, 1159, 1235, 1387, 1406, 1586, 1898, 2257, 2318, 2405, 2470, 2701, 2774, 3515, 3965, 4453, 4514, 4745, 4810, 5402, 5795, 6935, 7030, 7930, 8906, 9139, 9490, 11285, 11590, 13505, 13870, 15067, 18031, 18278, 22265, 22570, 27010, 29341, 30134, 35113, 36062, 42883, 44530, 45695, 51319, 57889, 58682, 70226, 75335, 84607, 85766, 90155, 91390, 102638, 115778, 146705, 150670, 164761, 169214, 175565, 180310, 214415, 256595, 289445, 293410, 329522, 351130, 423035, 428830, 513190, 557479, 578890, 667147, 823805, 846070, 1099891, 1114958, 1334294, 1647610, 2141893, 2199782, 2787395, 3130459, 3335735, 4283786, 5499455, 5574790, 6260918, 6671470, 10709465, 10998910, 15652295, 21418930, 31304590, 40695967, 81391934, 203479835, 406959670]

約数ペア:

[(1, 406959670), (2, 203479835), (5, 81391934), (10, 40695967), (13, 31304590), (19, 21418930), (26, 15652295), (37, 10998910), (38, 10709465), (61, 6671470), (65, 6260918), (73, 5574790), (74, 5499455), (95, 4283786), (122, 3335735), (130, 3130459), (146, 2787395), (185, 2199782), (190, 2141893), (247, 1647610), (305, 1334294), (365, 1114958), (370, 1099891), (481, 846070), (494, 823805), (610, 667147), (703, 578890), (730, 557479), (793, 513190), (949, 428830), (962, 423035), (1159, 351130), (1235, 329522), (1387, 293410), (1406, 289445), (1586, 256595), (1898, 214415), (2257, 180310), (2318, 175565), (2405, 169214), (2470, 164761), (2701, 150670), (2774, 146705), (3515, 115778), (3965, 102638), (4453, 91390), (4514, 90155), (4745, 85766), (4810, 84607), (5402, 75335), (5795, 70226), (6935, 58682), (7030, 57889), (7930, 51319), (8906, 45695), (9139, 44530), (9490, 42883), (11285, 36062), (11590, 35113), (13505, 30134), (13870, 29341), (15067, 27010), (18031, 22570), (18278, 22265)]