201821620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{593}}^1$

素因数の和:650

約数の個数: 192

約数和(自身を含む): 603542016

約数和(自身を除く): 401720396

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 17, 20, 22, 26, 28, 34, 35, 44, 52, 55, 65, 68, 70, 77, 85, 91, 110, 119, 130, 140, 143, 154, 170, 182, 187, 220, 221, 238, 260, 286, 308, 340, 364, 374, 385, 442, 455, 476, 572, 593, 595, 715, 748, 770, 884, 910, 935, 1001, 1105, 1186, 1190, 1309, 1430, 1540, 1547, 1820, 1870, 2002, 2210, 2372, 2380, 2431, 2618, 2860, 2965, 3094, 3740, 4004, 4151, 4420, 4862, 5005, 5236, 5930, 6188, 6523, 6545, 7709, 7735, 8302, 9724, 10010, 10081, 11860, 12155, 13046, 13090, 15418, 15470, 16604, 17017, 20020, 20162, 20755, 24310, 26092, 26180, 30836, 30940, 32615, 34034, 38545, 40324, 41510, 45661, 48620, 50405, 53963, 65230, 68068, 70567, 77090, 83020, 84799, 85085, 91322, 100810, 107926, 110891, 130460, 131053, 141134, 154180, 169598, 170170, 182644, 201620, 215852, 221782, 228305, 262106, 269815, 282268, 339196, 340340, 352835, 423995, 443564, 456610, 524212, 539630, 554455, 593593, 655265, 705670, 776237, 847990, 913220, 917371, 1079260, 1108910, 1187186, 1310530, 1411340, 1441583, 1552474, 1695980, 1834742, 2217820, 2374372, 2621060, 2883166, 2967965, 3104948, 3669484, 3881185, 4586855, 5766332, 5935930, 7207915, 7762370, 9173710, 10091081, 11871860, 14415830, 15524740, 18347420, 20182162, 28831660, 40364324, 50455405, 100910810, 201821620]

約数ペア:

[(1, 201821620), (2, 100910810), (4, 50455405), (5, 40364324), (7, 28831660), (10, 20182162), (11, 18347420), (13, 15524740), (14, 14415830), (17, 11871860), (20, 10091081), (22, 9173710), (26, 7762370), (28, 7207915), (34, 5935930), (35, 5766332), (44, 4586855), (52, 3881185), (55, 3669484), (65, 3104948), (68, 2967965), (70, 2883166), (77, 2621060), (85, 2374372), (91, 2217820), (110, 1834742), (119, 1695980), (130, 1552474), (140, 1441583), (143, 1411340), (154, 1310530), (170, 1187186), (182, 1108910), (187, 1079260), (220, 917371), (221, 913220), (238, 847990), (260, 776237), (286, 705670), (308, 655265), (340, 593593), (364, 554455), (374, 539630), (385, 524212), (442, 456610), (455, 443564), (476, 423995), (572, 352835), (593, 340340), (595, 339196), (715, 282268), (748, 269815), (770, 262106), (884, 228305), (910, 221782), (935, 215852), (1001, 201620), (1105, 182644), (1186, 170170), (1190, 169598), (1309, 154180), (1430, 141134), (1540, 131053), (1547, 130460), (1820, 110891), (1870, 107926), (2002, 100810), (2210, 91322), (2372, 85085), (2380, 84799), (2431, 83020), (2618, 77090), (2860, 70567), (2965, 68068), (3094, 65230), (3740, 53963), (4004, 50405), (4151, 48620), (4420, 45661), (4862, 41510), (5005, 40324), (5236, 38545), (5930, 34034), (6188, 32615), (6523, 30940), (6545, 30836), (7709, 26180), (7735, 26092), (8302, 24310), (9724, 20755), (10010, 20162), (10081, 20020), (11860, 17017), (12155, 16604), (13046, 15470), (13090, 15418)]