73051720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 202176000

約数和(自身を除く): 129124280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 103, 119, 136, 140, 149, 170, 206, 238, 280, 298, 340, 412, 476, 515, 595, 596, 680, 721, 745, 824, 952, 1030, 1043, 1190, 1192, 1442, 1490, 1751, 2060, 2086, 2380, 2533, 2884, 2980, 3502, 3605, 4120, 4172, 4760, 5066, 5215, 5768, 5960, 7004, 7210, 8344, 8755, 10132, 10430, 12257, 12665, 14008, 14420, 15347, 17510, 17731, 20264, 20860, 24514, 25330, 28840, 30694, 35020, 35462, 41720, 49028, 50660, 61285, 61388, 70040, 70924, 76735, 88655, 98056, 101320, 107429, 122570, 122776, 141848, 153470, 177310, 214858, 245140, 260899, 306940, 354620, 429716, 490280, 521798, 537145, 613880, 709240, 859432, 1043596, 1074290, 1304495, 1826293, 2087192, 2148580, 2608990, 3652586, 4297160, 5217980, 7305172, 9131465, 10435960, 14610344, 18262930, 36525860, 73051720]

約数ペア:

[(1, 73051720), (2, 36525860), (4, 18262930), (5, 14610344), (7, 10435960), (8, 9131465), (10, 7305172), (14, 5217980), (17, 4297160), (20, 3652586), (28, 2608990), (34, 2148580), (35, 2087192), (40, 1826293), (56, 1304495), (68, 1074290), (70, 1043596), (85, 859432), (103, 709240), (119, 613880), (136, 537145), (140, 521798), (149, 490280), (170, 429716), (206, 354620), (238, 306940), (280, 260899), (298, 245140), (340, 214858), (412, 177310), (476, 153470), (515, 141848), (595, 122776), (596, 122570), (680, 107429), (721, 101320), (745, 98056), (824, 88655), (952, 76735), (1030, 70924), (1043, 70040), (1190, 61388), (1192, 61285), (1442, 50660), (1490, 49028), (1751, 41720), (2060, 35462), (2086, 35020), (2380, 30694), (2533, 28840), (2884, 25330), (2980, 24514), (3502, 20860), (3605, 20264), (4120, 17731), (4172, 17510), (4760, 15347), (5066, 14420), (5215, 14008), (5768, 12665), (5960, 12257), (7004, 10430), (7210, 10132), (8344, 8755)]