42646590

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:646

約数の個数: 96

約数和(自身を含む): 127895040

約数和(自身を除く): 85248450

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 139, 210, 278, 315, 417, 487, 630, 695, 834, 973, 974, 1251, 1390, 1461, 1946, 2085, 2435, 2502, 2919, 2922, 3409, 4170, 4383, 4865, 4870, 5838, 6255, 6818, 7305, 8757, 8766, 9730, 10227, 12510, 14595, 14610, 17045, 17514, 20454, 21915, 29190, 30681, 34090, 43785, 43830, 51135, 61362, 67693, 87570, 102270, 135386, 153405, 203079, 306810, 338465, 406158, 473851, 609237, 676930, 947702, 1015395, 1218474, 1421553, 2030790, 2369255, 2843106, 3046185, 4264659, 4738510, 6092370, 7107765, 8529318, 14215530, 21323295, 42646590]

約数ペア:

[(1, 42646590), (2, 21323295), (3, 14215530), (5, 8529318), (6, 7107765), (7, 6092370), (9, 4738510), (10, 4264659), (14, 3046185), (15, 2843106), (18, 2369255), (21, 2030790), (30, 1421553), (35, 1218474), (42, 1015395), (45, 947702), (63, 676930), (70, 609237), (90, 473851), (105, 406158), (126, 338465), (139, 306810), (210, 203079), (278, 153405), (315, 135386), (417, 102270), (487, 87570), (630, 67693), (695, 61362), (834, 51135), (973, 43830), (974, 43785), (1251, 34090), (1390, 30681), (1461, 29190), (1946, 21915), (2085, 20454), (2435, 17514), (2502, 17045), (2919, 14610), (2922, 14595), (3409, 12510), (4170, 10227), (4383, 9730), (4865, 8766), (4870, 8757), (5838, 7305), (6255, 6818)]