198776100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{811}}^1$

素因数の和:890

約数の個数: 144

約数和(自身を含む): 620238080

約数和(自身を除く): 421461980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 43, 50, 57, 60, 75, 76, 86, 95, 100, 114, 129, 150, 172, 190, 215, 228, 258, 285, 300, 380, 430, 475, 516, 570, 645, 811, 817, 860, 950, 1075, 1140, 1290, 1425, 1622, 1634, 1900, 2150, 2433, 2451, 2580, 2850, 3225, 3244, 3268, 4055, 4085, 4300, 4866, 4902, 5700, 6450, 8110, 8170, 9732, 9804, 12165, 12255, 12900, 15409, 16220, 16340, 20275, 20425, 24330, 24510, 30818, 34873, 40550, 40850, 46227, 48660, 49020, 60825, 61275, 61636, 69746, 77045, 81100, 81700, 92454, 104619, 121650, 122550, 139492, 154090, 174365, 184908, 209238, 231135, 243300, 245100, 308180, 348730, 385225, 418476, 462270, 523095, 662587, 697460, 770450, 871825, 924540, 1046190, 1155675, 1325174, 1540900, 1743650, 1987761, 2092380, 2311350, 2615475, 2650348, 3312935, 3487300, 3975522, 4622700, 5230950, 6625870, 7951044, 9938805, 10461900, 13251740, 16564675, 19877610, 33129350, 39755220, 49694025, 66258700, 99388050, 198776100]

約数ペア:

[(1, 198776100), (2, 99388050), (3, 66258700), (4, 49694025), (5, 39755220), (6, 33129350), (10, 19877610), (12, 16564675), (15, 13251740), (19, 10461900), (20, 9938805), (25, 7951044), (30, 6625870), (38, 5230950), (43, 4622700), (50, 3975522), (57, 3487300), (60, 3312935), (75, 2650348), (76, 2615475), (86, 2311350), (95, 2092380), (100, 1987761), (114, 1743650), (129, 1540900), (150, 1325174), (172, 1155675), (190, 1046190), (215, 924540), (228, 871825), (258, 770450), (285, 697460), (300, 662587), (380, 523095), (430, 462270), (475, 418476), (516, 385225), (570, 348730), (645, 308180), (811, 245100), (817, 243300), (860, 231135), (950, 209238), (1075, 184908), (1140, 174365), (1290, 154090), (1425, 139492), (1622, 122550), (1634, 121650), (1900, 104619), (2150, 92454), (2433, 81700), (2451, 81100), (2580, 77045), (2850, 69746), (3225, 61636), (3244, 61275), (3268, 60825), (4055, 49020), (4085, 48660), (4300, 46227), (4866, 40850), (4902, 40550), (5700, 34873), (6450, 30818), (8110, 24510), (8170, 24330), (9732, 20425), (9804, 20275), (12165, 16340), (12255, 16220), (12900, 15409)]