38949720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{313}}^1$

素因数の和:405

約数の個数: 128

約数和(自身を含む): 126152640

約数和(自身を除く): 87202920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 61, 68, 85, 102, 120, 122, 136, 170, 183, 204, 244, 255, 305, 313, 340, 366, 408, 488, 510, 610, 626, 680, 732, 915, 939, 1020, 1037, 1220, 1252, 1464, 1565, 1830, 1878, 2040, 2074, 2440, 2504, 3111, 3130, 3660, 3756, 4148, 4695, 5185, 5321, 6222, 6260, 7320, 7512, 8296, 9390, 10370, 10642, 12444, 12520, 15555, 15963, 18780, 19093, 20740, 21284, 24888, 26605, 31110, 31926, 37560, 38186, 41480, 42568, 53210, 57279, 62220, 63852, 76372, 79815, 95465, 106420, 114558, 124440, 127704, 152744, 159630, 190930, 212840, 229116, 286395, 319260, 324581, 381860, 458232, 572790, 638520, 649162, 763720, 973743, 1145580, 1298324, 1622905, 1947486, 2291160, 2596648, 3245810, 3894972, 4868715, 6491620, 7789944, 9737430, 12983240, 19474860, 38949720]

約数ペア:

[(1, 38949720), (2, 19474860), (3, 12983240), (4, 9737430), (5, 7789944), (6, 6491620), (8, 4868715), (10, 3894972), (12, 3245810), (15, 2596648), (17, 2291160), (20, 1947486), (24, 1622905), (30, 1298324), (34, 1145580), (40, 973743), (51, 763720), (60, 649162), (61, 638520), (68, 572790), (85, 458232), (102, 381860), (120, 324581), (122, 319260), (136, 286395), (170, 229116), (183, 212840), (204, 190930), (244, 159630), (255, 152744), (305, 127704), (313, 124440), (340, 114558), (366, 106420), (408, 95465), (488, 79815), (510, 76372), (610, 63852), (626, 62220), (680, 57279), (732, 53210), (915, 42568), (939, 41480), (1020, 38186), (1037, 37560), (1220, 31926), (1252, 31110), (1464, 26605), (1565, 24888), (1830, 21284), (1878, 20740), (2040, 19093), (2074, 18780), (2440, 15963), (2504, 15555), (3111, 12520), (3130, 12444), (3660, 10642), (3756, 10370), (4148, 9390), (4695, 8296), (5185, 7512), (5321, 7320), (6222, 6260)]