154406250

素因数分解:

$2^1\times 3^4\times 5^6\times {\mathrm{61}}^1$

素因数の和:105

約数の個数: 140

約数和(自身を含む): 439564686

約数和(自身を除く): 285158436

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 61, 75, 81, 90, 122, 125, 135, 150, 162, 183, 225, 250, 270, 305, 366, 375, 405, 450, 549, 610, 625, 675, 750, 810, 915, 1098, 1125, 1250, 1350, 1525, 1647, 1830, 1875, 2025, 2250, 2745, 3050, 3125, 3294, 3375, 3750, 4050, 4575, 4941, 5490, 5625, 6250, 6750, 7625, 8235, 9150, 9375, 9882, 10125, 11250, 13725, 15250, 15625, 16470, 16875, 18750, 20250, 22875, 24705, 27450, 28125, 31250, 33750, 38125, 41175, 45750, 46875, 49410, 50625, 56250, 68625, 76250, 82350, 84375, 93750, 101250, 114375, 123525, 137250, 140625, 168750, 190625, 205875, 228750, 247050, 253125, 281250, 343125, 381250, 411750, 421875, 506250, 571875, 617625, 686250, 843750, 953125, 1029375, 1143750, 1235250, 1265625, 1715625, 1906250, 2058750, 2531250, 2859375, 3088125, 3431250, 5146875, 5718750, 6176250, 8578125, 10293750, 15440625, 17156250, 25734375, 30881250, 51468750, 77203125, 154406250]

約数ペア:

[(1, 154406250), (2, 77203125), (3, 51468750), (5, 30881250), (6, 25734375), (9, 17156250), (10, 15440625), (15, 10293750), (18, 8578125), (25, 6176250), (27, 5718750), (30, 5146875), (45, 3431250), (50, 3088125), (54, 2859375), (61, 2531250), (75, 2058750), (81, 1906250), (90, 1715625), (122, 1265625), (125, 1235250), (135, 1143750), (150, 1029375), (162, 953125), (183, 843750), (225, 686250), (250, 617625), (270, 571875), (305, 506250), (366, 421875), (375, 411750), (405, 381250), (450, 343125), (549, 281250), (610, 253125), (625, 247050), (675, 228750), (750, 205875), (810, 190625), (915, 168750), (1098, 140625), (1125, 137250), (1250, 123525), (1350, 114375), (1525, 101250), (1647, 93750), (1830, 84375), (1875, 82350), (2025, 76250), (2250, 68625), (2745, 56250), (3050, 50625), (3125, 49410), (3294, 46875), (3375, 45750), (3750, 41175), (4050, 38125), (4575, 33750), (4941, 31250), (5490, 28125), (5625, 27450), (6250, 24705), (6750, 22875), (7625, 20250), (8235, 18750), (9150, 16875), (9375, 16470), (9882, 15625), (10125, 15250), (11250, 13725)]