61271700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 204986880

約数和(自身を除く): 143715180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 163, 175, 179, 210, 300, 326, 350, 358, 420, 489, 525, 537, 652, 700, 716, 815, 895, 978, 1050, 1074, 1141, 1253, 1630, 1790, 1956, 2100, 2148, 2282, 2445, 2506, 2685, 3260, 3423, 3580, 3759, 4075, 4475, 4564, 4890, 5012, 5370, 5705, 6265, 6846, 7518, 8150, 8950, 9780, 10740, 11410, 12225, 12530, 13425, 13692, 15036, 16300, 17115, 17900, 18795, 22820, 24450, 25060, 26850, 28525, 29177, 31325, 34230, 37590, 48900, 53700, 57050, 58354, 62650, 68460, 75180, 85575, 87531, 93975, 114100, 116708, 125300, 145885, 171150, 175062, 187950, 204239, 291770, 342300, 350124, 375900, 408478, 437655, 583540, 612717, 729425, 816956, 875310, 1021195, 1225434, 1458850, 1750620, 2042390, 2188275, 2450868, 2917700, 3063585, 4084780, 4376550, 5105975, 6127170, 8753100, 10211950, 12254340, 15317925, 20423900, 30635850, 61271700]

約数ペア:

[(1, 61271700), (2, 30635850), (3, 20423900), (4, 15317925), (5, 12254340), (6, 10211950), (7, 8753100), (10, 6127170), (12, 5105975), (14, 4376550), (15, 4084780), (20, 3063585), (21, 2917700), (25, 2450868), (28, 2188275), (30, 2042390), (35, 1750620), (42, 1458850), (50, 1225434), (60, 1021195), (70, 875310), (75, 816956), (84, 729425), (100, 612717), (105, 583540), (140, 437655), (150, 408478), (163, 375900), (175, 350124), (179, 342300), (210, 291770), (300, 204239), (326, 187950), (350, 175062), (358, 171150), (420, 145885), (489, 125300), (525, 116708), (537, 114100), (652, 93975), (700, 87531), (716, 85575), (815, 75180), (895, 68460), (978, 62650), (1050, 58354), (1074, 57050), (1141, 53700), (1253, 48900), (1630, 37590), (1790, 34230), (1956, 31325), (2100, 29177), (2148, 28525), (2282, 26850), (2445, 25060), (2506, 24450), (2685, 22820), (3260, 18795), (3423, 17900), (3580, 17115), (3759, 16300), (4075, 15036), (4475, 13692), (4564, 13425), (4890, 12530), (5012, 12225), (5370, 11410), (5705, 10740), (6265, 9780), (6846, 8950), (7518, 8150)]