215948700

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{11}}^2\times {\mathrm{661}}^1$

素因数の和:706

約数の個数: 216

約数和(自身を含む): 764239280

約数和(自身を除く): 548290580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 27, 30, 33, 36, 44, 45, 50, 54, 55, 60, 66, 75, 90, 99, 100, 108, 110, 121, 132, 135, 150, 165, 180, 198, 220, 225, 242, 270, 275, 297, 300, 330, 363, 396, 450, 484, 495, 540, 550, 594, 605, 660, 661, 675, 726, 825, 900, 990, 1089, 1100, 1188, 1210, 1322, 1350, 1452, 1485, 1650, 1815, 1980, 1983, 2178, 2420, 2475, 2644, 2700, 2970, 3025, 3267, 3300, 3305, 3630, 3966, 4356, 4950, 5445, 5940, 5949, 6050, 6534, 6610, 7260, 7271, 7425, 7932, 9075, 9900, 9915, 10890, 11898, 12100, 13068, 13220, 14542, 14850, 16335, 16525, 17847, 18150, 19830, 21780, 21813, 23796, 27225, 29084, 29700, 29745, 32670, 33050, 35694, 36300, 36355, 39660, 43626, 49575, 54450, 59490, 65340, 65439, 66100, 71388, 72710, 79981, 81675, 87252, 89235, 99150, 108900, 109065, 118980, 130878, 145420, 148725, 159962, 163350, 178470, 181775, 196317, 198300, 218130, 239943, 261756, 297450, 319924, 326700, 327195, 356940, 363550, 392634, 399905, 436260, 446175, 479886, 545325, 594900, 654390, 719829, 727100, 785268, 799810, 892350, 959772, 981585, 1090650, 1199715, 1308780, 1439658, 1599620, 1635975, 1784700, 1963170, 1999525, 2159487, 2181300, 2399430, 2879316, 3271950, 3599145, 3926340, 3999050, 4318974, 4798860, 4907925, 5998575, 6543900, 7198290, 7998100, 8637948, 9815850, 10797435, 11997150, 14396580, 17995725, 19631700, 21594870, 23994300, 35991450, 43189740, 53987175, 71982900, 107974350, 215948700]

約数ペア:

[(1, 215948700), (2, 107974350), (3, 71982900), (4, 53987175), (5, 43189740), (6, 35991450), (9, 23994300), (10, 21594870), (11, 19631700), (12, 17995725), (15, 14396580), (18, 11997150), (20, 10797435), (22, 9815850), (25, 8637948), (27, 7998100), (30, 7198290), (33, 6543900), (36, 5998575), (44, 4907925), (45, 4798860), (50, 4318974), (54, 3999050), (55, 3926340), (60, 3599145), (66, 3271950), (75, 2879316), (90, 2399430), (99, 2181300), (100, 2159487), (108, 1999525), (110, 1963170), (121, 1784700), (132, 1635975), (135, 1599620), (150, 1439658), (165, 1308780), (180, 1199715), (198, 1090650), (220, 981585), (225, 959772), (242, 892350), (270, 799810), (275, 785268), (297, 727100), (300, 719829), (330, 654390), (363, 594900), (396, 545325), (450, 479886), (484, 446175), (495, 436260), (540, 399905), (550, 392634), (594, 363550), (605, 356940), (660, 327195), (661, 326700), (675, 319924), (726, 297450), (825, 261756), (900, 239943), (990, 218130), (1089, 198300), (1100, 196317), (1188, 181775), (1210, 178470), (1322, 163350), (1350, 159962), (1452, 148725), (1485, 145420), (1650, 130878), (1815, 118980), (1980, 109065), (1983, 108900), (2178, 99150), (2420, 89235), (2475, 87252), (2644, 81675), (2700, 79981), (2970, 72710), (3025, 71388), (3267, 66100), (3300, 65439), (3305, 65340), (3630, 59490), (3966, 54450), (4356, 49575), (4950, 43626), (5445, 39660), (5940, 36355), (5949, 36300), (6050, 35694), (6534, 33050), (6610, 32670), (7260, 29745), (7271, 29700), (7425, 29084), (7932, 27225), (9075, 23796), (9900, 21813), (9915, 21780), (10890, 19830), (11898, 18150), (12100, 17847), (13068, 16525), (13220, 16335), (14542, 14850)]