340688500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{269}}^1$

素因数の和:454

約数の個数: 96

約数和(自身を含む): 796068000

約数和(自身を除く): 455379500

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 149, 170, 250, 269, 298, 340, 425, 500, 538, 596, 745, 850, 1076, 1345, 1490, 1700, 2125, 2533, 2690, 2980, 3725, 4250, 4573, 5066, 5380, 6725, 7450, 8500, 9146, 10132, 12665, 13450, 14900, 18292, 18625, 22865, 25330, 26900, 33625, 37250, 40081, 45730, 50660, 63325, 67250, 74500, 80162, 91460, 114325, 126650, 134500, 160324, 200405, 228650, 253300, 316625, 400810, 457300, 571625, 633250, 681377, 801620, 1002025, 1143250, 1266500, 1362754, 2004050, 2286500, 2725508, 3406885, 4008100, 5010125, 6813770, 10020250, 13627540, 17034425, 20040500, 34068850, 68137700, 85172125, 170344250, 340688500]

約数ペア:

[(1, 340688500), (2, 170344250), (4, 85172125), (5, 68137700), (10, 34068850), (17, 20040500), (20, 17034425), (25, 13627540), (34, 10020250), (50, 6813770), (68, 5010125), (85, 4008100), (100, 3406885), (125, 2725508), (149, 2286500), (170, 2004050), (250, 1362754), (269, 1266500), (298, 1143250), (340, 1002025), (425, 801620), (500, 681377), (538, 633250), (596, 571625), (745, 457300), (850, 400810), (1076, 316625), (1345, 253300), (1490, 228650), (1700, 200405), (2125, 160324), (2533, 134500), (2690, 126650), (2980, 114325), (3725, 91460), (4250, 80162), (4573, 74500), (5066, 67250), (5380, 63325), (6725, 50660), (7450, 45730), (8500, 40081), (9146, 37250), (10132, 33625), (12665, 26900), (13450, 25330), (14900, 22865), (18292, 18625)]