38400228

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 100918272

約数和(自身を除く): 62518044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 127, 148, 222, 227, 254, 333, 381, 444, 454, 508, 666, 681, 762, 908, 1143, 1332, 1362, 1524, 2043, 2286, 2724, 4086, 4572, 4699, 8172, 8399, 9398, 14097, 16798, 18796, 25197, 28194, 28829, 33596, 42291, 50394, 56388, 57658, 75591, 84582, 86487, 100788, 115316, 151182, 169164, 172974, 259461, 302364, 345948, 518922, 1037844, 1066673, 2133346, 3200019, 4266692, 6400038, 9600057, 12800076, 19200114, 38400228]

約数ペア:

[(1, 38400228), (2, 19200114), (3, 12800076), (4, 9600057), (6, 6400038), (9, 4266692), (12, 3200019), (18, 2133346), (36, 1066673), (37, 1037844), (74, 518922), (111, 345948), (127, 302364), (148, 259461), (222, 172974), (227, 169164), (254, 151182), (333, 115316), (381, 100788), (444, 86487), (454, 84582), (508, 75591), (666, 57658), (681, 56388), (762, 50394), (908, 42291), (1143, 33596), (1332, 28829), (1362, 28194), (1524, 25197), (2043, 18796), (2286, 16798), (2724, 14097), (4086, 9398), (4572, 8399), (4699, 8172)]