42120750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:211

約数の個数: 128

約数和(自身を含む): 122923008

約数和(自身を除く): 80802258

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 71, 75, 105, 113, 125, 142, 150, 175, 210, 213, 226, 250, 339, 350, 355, 375, 426, 497, 525, 565, 678, 710, 750, 791, 875, 994, 1050, 1065, 1130, 1491, 1582, 1695, 1750, 1775, 2130, 2373, 2485, 2625, 2825, 2982, 3390, 3550, 3955, 4746, 4970, 5250, 5325, 5650, 7455, 7910, 8023, 8475, 8875, 10650, 11865, 12425, 14125, 14910, 16046, 16950, 17750, 19775, 23730, 24069, 24850, 26625, 28250, 37275, 39550, 40115, 42375, 48138, 53250, 56161, 59325, 62125, 74550, 80230, 84750, 98875, 112322, 118650, 120345, 124250, 168483, 186375, 197750, 200575, 240690, 280805, 296625, 336966, 372750, 401150, 561610, 593250, 601725, 842415, 1002875, 1203450, 1404025, 1684830, 2005750, 2808050, 3008625, 4212075, 6017250, 7020125, 8424150, 14040250, 21060375, 42120750]

約数ペア:

[(1, 42120750), (2, 21060375), (3, 14040250), (5, 8424150), (6, 7020125), (7, 6017250), (10, 4212075), (14, 3008625), (15, 2808050), (21, 2005750), (25, 1684830), (30, 1404025), (35, 1203450), (42, 1002875), (50, 842415), (70, 601725), (71, 593250), (75, 561610), (105, 401150), (113, 372750), (125, 336966), (142, 296625), (150, 280805), (175, 240690), (210, 200575), (213, 197750), (226, 186375), (250, 168483), (339, 124250), (350, 120345), (355, 118650), (375, 112322), (426, 98875), (497, 84750), (525, 80230), (565, 74550), (678, 62125), (710, 59325), (750, 56161), (791, 53250), (875, 48138), (994, 42375), (1050, 40115), (1065, 39550), (1130, 37275), (1491, 28250), (1582, 26625), (1695, 24850), (1750, 24069), (1775, 23730), (2130, 19775), (2373, 17750), (2485, 16950), (2625, 16046), (2825, 14910), (2982, 14125), (3390, 12425), (3550, 11865), (3955, 10650), (4746, 8875), (4970, 8475), (5250, 8023), (5325, 7910), (5650, 7455)]