164025750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 473241600

約数和(自身を除く): 309215850

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 125, 150, 157, 175, 199, 210, 250, 314, 350, 375, 398, 471, 525, 597, 750, 785, 875, 942, 995, 1050, 1099, 1194, 1393, 1570, 1750, 1990, 2198, 2355, 2625, 2786, 2985, 3297, 3925, 4179, 4710, 4975, 5250, 5495, 5970, 6594, 6965, 7850, 8358, 9950, 10990, 11775, 13930, 14925, 16485, 19625, 20895, 23550, 24875, 27475, 29850, 31243, 32970, 34825, 39250, 41790, 49750, 54950, 58875, 62486, 69650, 74625, 82425, 93729, 104475, 117750, 137375, 149250, 156215, 164850, 174125, 187458, 208950, 218701, 274750, 312430, 348250, 412125, 437402, 468645, 522375, 656103, 781075, 824250, 937290, 1044750, 1093505, 1312206, 1562150, 2187010, 2343225, 3280515, 3905375, 4686450, 5467525, 6561030, 7810750, 10935050, 11716125, 16402575, 23432250, 27337625, 32805150, 54675250, 82012875, 164025750]

約数ペア:

[(1, 164025750), (2, 82012875), (3, 54675250), (5, 32805150), (6, 27337625), (7, 23432250), (10, 16402575), (14, 11716125), (15, 10935050), (21, 7810750), (25, 6561030), (30, 5467525), (35, 4686450), (42, 3905375), (50, 3280515), (70, 2343225), (75, 2187010), (105, 1562150), (125, 1312206), (150, 1093505), (157, 1044750), (175, 937290), (199, 824250), (210, 781075), (250, 656103), (314, 522375), (350, 468645), (375, 437402), (398, 412125), (471, 348250), (525, 312430), (597, 274750), (750, 218701), (785, 208950), (875, 187458), (942, 174125), (995, 164850), (1050, 156215), (1099, 149250), (1194, 137375), (1393, 117750), (1570, 104475), (1750, 93729), (1990, 82425), (2198, 74625), (2355, 69650), (2625, 62486), (2786, 58875), (2985, 54950), (3297, 49750), (3925, 41790), (4179, 39250), (4710, 34825), (4975, 32970), (5250, 31243), (5495, 29850), (5970, 27475), (6594, 24875), (6965, 23550), (7850, 20895), (8358, 19625), (9950, 16485), (10990, 14925), (11775, 13930)]