42622890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 128

約数和(自身を含む): 115568640

約数和(自身を除く): 72945750

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 37, 38, 43, 47, 57, 74, 86, 94, 95, 111, 114, 129, 141, 185, 190, 215, 222, 235, 258, 282, 285, 370, 430, 470, 555, 570, 645, 703, 705, 817, 893, 1110, 1290, 1406, 1410, 1591, 1634, 1739, 1786, 2021, 2109, 2451, 2679, 3182, 3478, 3515, 4042, 4085, 4218, 4465, 4773, 4902, 5217, 5358, 6063, 7030, 7955, 8170, 8695, 8930, 9546, 10105, 10434, 10545, 12126, 12255, 13395, 15910, 17390, 20210, 21090, 23865, 24510, 26085, 26790, 30229, 30315, 33041, 38399, 47730, 52170, 60458, 60630, 66082, 74777, 76798, 90687, 99123, 115197, 149554, 151145, 165205, 181374, 191995, 198246, 224331, 230394, 302290, 330410, 373885, 383990, 448662, 453435, 495615, 575985, 747770, 906870, 991230, 1121655, 1151970, 1420763, 2243310, 2841526, 4262289, 7103815, 8524578, 14207630, 21311445, 42622890]

約数ペア:

[(1, 42622890), (2, 21311445), (3, 14207630), (5, 8524578), (6, 7103815), (10, 4262289), (15, 2841526), (19, 2243310), (30, 1420763), (37, 1151970), (38, 1121655), (43, 991230), (47, 906870), (57, 747770), (74, 575985), (86, 495615), (94, 453435), (95, 448662), (111, 383990), (114, 373885), (129, 330410), (141, 302290), (185, 230394), (190, 224331), (215, 198246), (222, 191995), (235, 181374), (258, 165205), (282, 151145), (285, 149554), (370, 115197), (430, 99123), (470, 90687), (555, 76798), (570, 74777), (645, 66082), (703, 60630), (705, 60458), (817, 52170), (893, 47730), (1110, 38399), (1290, 33041), (1406, 30315), (1410, 30229), (1591, 26790), (1634, 26085), (1739, 24510), (1786, 23865), (2021, 21090), (2109, 20210), (2451, 17390), (2679, 15910), (3182, 13395), (3478, 12255), (3515, 12126), (4042, 10545), (4085, 10434), (4218, 10105), (4465, 9546), (4773, 8930), (4902, 8695), (5217, 8170), (5358, 7955), (6063, 7030)]