221648700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:413

約数の個数: 288

約数和(自身を含む): 825947136

約数和(自身を除く): 604298436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 23, 25, 26, 28, 30, 35, 39, 42, 46, 50, 52, 60, 65, 69, 70, 75, 78, 84, 91, 92, 100, 105, 115, 130, 138, 140, 150, 156, 161, 175, 182, 195, 210, 230, 260, 273, 276, 299, 300, 322, 325, 345, 350, 353, 364, 390, 420, 455, 460, 483, 525, 546, 575, 598, 644, 650, 690, 700, 706, 780, 805, 897, 910, 966, 975, 1050, 1059, 1092, 1150, 1196, 1300, 1365, 1380, 1412, 1495, 1610, 1725, 1765, 1794, 1820, 1932, 1950, 2093, 2100, 2118, 2275, 2300, 2415, 2471, 2730, 2990, 3220, 3450, 3530, 3588, 3900, 4025, 4186, 4236, 4485, 4550, 4589, 4830, 4942, 5295, 5460, 5980, 6279, 6825, 6900, 7060, 7413, 7475, 8050, 8119, 8372, 8825, 8970, 9100, 9178, 9660, 9884, 10465, 10590, 12075, 12355, 12558, 13650, 13767, 14826, 14950, 16100, 16238, 17650, 17940, 18356, 20930, 21180, 22425, 22945, 24150, 24357, 24710, 25116, 26475, 27300, 27534, 29652, 29900, 31395, 32123, 32476, 35300, 37065, 40595, 41860, 44850, 45890, 48300, 48714, 49420, 52325, 52950, 55068, 56833, 61775, 62790, 64246, 68835, 74130, 81190, 89700, 91780, 96369, 97428, 104650, 105547, 105900, 113666, 114725, 121785, 123550, 125580, 128492, 137670, 148260, 156975, 160615, 162380, 170499, 185325, 192738, 202975, 209300, 211094, 227332, 229450, 243570, 247100, 275340, 284165, 313950, 316641, 321230, 340998, 344175, 370650, 385476, 405950, 422188, 458900, 481845, 487140, 527735, 568330, 608925, 627900, 633282, 642460, 681996, 688350, 738829, 741300, 803075, 811900, 852495, 963690, 1055470, 1136660, 1217850, 1266564, 1376700, 1420825, 1477658, 1583205, 1606150, 1704990, 1927380, 2110940, 2216487, 2409225, 2435700, 2638675, 2841650, 2955316, 3166410, 3212300, 3409980, 3694145, 4262475, 4432974, 4818450, 5277350, 5683300, 6332820, 7388290, 7916025, 8524950, 8865948, 9636900, 10554700, 11082435, 14776580, 15832050, 17049900, 18470725, 22164870, 31664100, 36941450, 44329740, 55412175, 73882900, 110824350, 221648700]

約数ペア:

[(1, 221648700), (2, 110824350), (3, 73882900), (4, 55412175), (5, 44329740), (6, 36941450), (7, 31664100), (10, 22164870), (12, 18470725), (13, 17049900), (14, 15832050), (15, 14776580), (20, 11082435), (21, 10554700), (23, 9636900), (25, 8865948), (26, 8524950), (28, 7916025), (30, 7388290), (35, 6332820), (39, 5683300), (42, 5277350), (46, 4818450), (50, 4432974), (52, 4262475), (60, 3694145), (65, 3409980), (69, 3212300), (70, 3166410), (75, 2955316), (78, 2841650), (84, 2638675), (91, 2435700), (92, 2409225), (100, 2216487), (105, 2110940), (115, 1927380), (130, 1704990), (138, 1606150), (140, 1583205), (150, 1477658), (156, 1420825), (161, 1376700), (175, 1266564), (182, 1217850), (195, 1136660), (210, 1055470), (230, 963690), (260, 852495), (273, 811900), (276, 803075), (299, 741300), (300, 738829), (322, 688350), (325, 681996), (345, 642460), (350, 633282), (353, 627900), (364, 608925), (390, 568330), (420, 527735), (455, 487140), (460, 481845), (483, 458900), (525, 422188), (546, 405950), (575, 385476), (598, 370650), (644, 344175), (650, 340998), (690, 321230), (700, 316641), (706, 313950), (780, 284165), (805, 275340), (897, 247100), (910, 243570), (966, 229450), (975, 227332), (1050, 211094), (1059, 209300), (1092, 202975), (1150, 192738), (1196, 185325), (1300, 170499), (1365, 162380), (1380, 160615), (1412, 156975), (1495, 148260), (1610, 137670), (1725, 128492), (1765, 125580), (1794, 123550), (1820, 121785), (1932, 114725), (1950, 113666), (2093, 105900), (2100, 105547), (2118, 104650), (2275, 97428), (2300, 96369), (2415, 91780), (2471, 89700), (2730, 81190), (2990, 74130), (3220, 68835), (3450, 64246), (3530, 62790), (3588, 61775), (3900, 56833), (4025, 55068), (4186, 52950), (4236, 52325), (4485, 49420), (4550, 48714), (4589, 48300), (4830, 45890), (4942, 44850), (5295, 41860), (5460, 40595), (5980, 37065), (6279, 35300), (6825, 32476), (6900, 32123), (7060, 31395), (7413, 29900), (7475, 29652), (8050, 27534), (8119, 27300), (8372, 26475), (8825, 25116), (8970, 24710), (9100, 24357), (9178, 24150), (9660, 22945), (9884, 22425), (10465, 21180), (10590, 20930), (12075, 18356), (12355, 17940), (12558, 17650), (13650, 16238), (13767, 16100), (14826, 14950)]