216978840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:754

約数の個数: 192

約数和(自身を含む): 771301440

約数和(自身を除く): 554322600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 71, 72, 78, 90, 104, 117, 120, 130, 142, 156, 180, 195, 213, 234, 260, 284, 312, 355, 360, 390, 426, 468, 520, 568, 585, 639, 653, 710, 780, 852, 923, 936, 1065, 1170, 1278, 1306, 1420, 1560, 1704, 1846, 1959, 2130, 2340, 2556, 2612, 2769, 2840, 3195, 3265, 3692, 3918, 4260, 4615, 4680, 5112, 5224, 5538, 5877, 6390, 6530, 7384, 7836, 8307, 8489, 8520, 9230, 9795, 11076, 11754, 12780, 13060, 13845, 15672, 16614, 16978, 18460, 19590, 22152, 23508, 25467, 25560, 26120, 27690, 29385, 33228, 33956, 36920, 39180, 41535, 42445, 46363, 47016, 50934, 55380, 58770, 66456, 67912, 76401, 78360, 83070, 84890, 92726, 101868, 110760, 117540, 127335, 139089, 152802, 166140, 169780, 185452, 203736, 231815, 235080, 254670, 278178, 305604, 332280, 339560, 370904, 382005, 417267, 463630, 509340, 556356, 602719, 611208, 695445, 764010, 834534, 927260, 1018680, 1112712, 1205438, 1390890, 1528020, 1669068, 1808157, 1854520, 2086335, 2410876, 2781780, 3013595, 3056040, 3338136, 3616314, 4172670, 4821752, 5424471, 5563560, 6027190, 7232628, 8345340, 9040785, 10848942, 12054380, 14465256, 16690680, 18081570, 21697884, 24108760, 27122355, 36163140, 43395768, 54244710, 72326280, 108489420, 216978840]

約数ペア:

[(1, 216978840), (2, 108489420), (3, 72326280), (4, 54244710), (5, 43395768), (6, 36163140), (8, 27122355), (9, 24108760), (10, 21697884), (12, 18081570), (13, 16690680), (15, 14465256), (18, 12054380), (20, 10848942), (24, 9040785), (26, 8345340), (30, 7232628), (36, 6027190), (39, 5563560), (40, 5424471), (45, 4821752), (52, 4172670), (60, 3616314), (65, 3338136), (71, 3056040), (72, 3013595), (78, 2781780), (90, 2410876), (104, 2086335), (117, 1854520), (120, 1808157), (130, 1669068), (142, 1528020), (156, 1390890), (180, 1205438), (195, 1112712), (213, 1018680), (234, 927260), (260, 834534), (284, 764010), (312, 695445), (355, 611208), (360, 602719), (390, 556356), (426, 509340), (468, 463630), (520, 417267), (568, 382005), (585, 370904), (639, 339560), (653, 332280), (710, 305604), (780, 278178), (852, 254670), (923, 235080), (936, 231815), (1065, 203736), (1170, 185452), (1278, 169780), (1306, 166140), (1420, 152802), (1560, 139089), (1704, 127335), (1846, 117540), (1959, 110760), (2130, 101868), (2340, 92726), (2556, 84890), (2612, 83070), (2769, 78360), (2840, 76401), (3195, 67912), (3265, 66456), (3692, 58770), (3918, 55380), (4260, 50934), (4615, 47016), (4680, 46363), (5112, 42445), (5224, 41535), (5538, 39180), (5877, 36920), (6390, 33956), (6530, 33228), (7384, 29385), (7836, 27690), (8307, 26120), (8489, 25560), (8520, 25467), (9230, 23508), (9795, 22152), (11076, 19590), (11754, 18460), (12780, 16978), (13060, 16614), (13845, 15672)]