321508980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^3\times {\mathrm{271}}^1$

素因数の和:328

約数の個数: 192

約数和(自身を含む): 1087564800

約数和(自身を除く): 766055820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 90, 108, 117, 130, 135, 156, 169, 180, 195, 234, 260, 270, 271, 338, 351, 390, 468, 507, 540, 542, 585, 676, 702, 780, 813, 845, 1014, 1084, 1170, 1355, 1404, 1521, 1626, 1690, 1755, 2028, 2197, 2340, 2439, 2535, 2710, 3042, 3252, 3380, 3510, 3523, 4065, 4394, 4563, 4878, 5070, 5420, 6084, 6591, 7020, 7046, 7317, 7605, 8130, 8788, 9126, 9756, 10140, 10569, 10985, 12195, 13182, 14092, 14634, 15210, 16260, 17615, 18252, 19773, 21138, 21970, 22815, 24390, 26364, 29268, 30420, 31707, 32955, 35230, 36585, 39546, 42276, 43940, 45630, 45799, 48780, 52845, 59319, 63414, 65910, 70460, 73170, 79092, 91260, 91598, 95121, 98865, 105690, 118638, 126828, 131820, 137397, 146340, 158535, 183196, 190242, 197730, 211380, 228995, 237276, 274794, 296595, 317070, 380484, 395460, 412191, 457990, 475605, 549588, 593190, 595387, 634140, 686985, 824382, 915980, 951210, 1186380, 1190774, 1236573, 1373970, 1648764, 1786161, 1902420, 2060955, 2381548, 2473146, 2747940, 2976935, 3572322, 4121910, 4946292, 5358483, 5953870, 6182865, 7144644, 8243820, 8930805, 10716966, 11907740, 12365730, 16075449, 17861610, 21433932, 24731460, 26792415, 32150898, 35723220, 53584830, 64301796, 80377245, 107169660, 160754490, 321508980]

約数ペア:

[(1, 321508980), (2, 160754490), (3, 107169660), (4, 80377245), (5, 64301796), (6, 53584830), (9, 35723220), (10, 32150898), (12, 26792415), (13, 24731460), (15, 21433932), (18, 17861610), (20, 16075449), (26, 12365730), (27, 11907740), (30, 10716966), (36, 8930805), (39, 8243820), (45, 7144644), (52, 6182865), (54, 5953870), (60, 5358483), (65, 4946292), (78, 4121910), (90, 3572322), (108, 2976935), (117, 2747940), (130, 2473146), (135, 2381548), (156, 2060955), (169, 1902420), (180, 1786161), (195, 1648764), (234, 1373970), (260, 1236573), (270, 1190774), (271, 1186380), (338, 951210), (351, 915980), (390, 824382), (468, 686985), (507, 634140), (540, 595387), (542, 593190), (585, 549588), (676, 475605), (702, 457990), (780, 412191), (813, 395460), (845, 380484), (1014, 317070), (1084, 296595), (1170, 274794), (1355, 237276), (1404, 228995), (1521, 211380), (1626, 197730), (1690, 190242), (1755, 183196), (2028, 158535), (2197, 146340), (2340, 137397), (2439, 131820), (2535, 126828), (2710, 118638), (3042, 105690), (3252, 98865), (3380, 95121), (3510, 91598), (3523, 91260), (4065, 79092), (4394, 73170), (4563, 70460), (4878, 65910), (5070, 63414), (5420, 59319), (6084, 52845), (6591, 48780), (7020, 45799), (7046, 45630), (7317, 43940), (7605, 42276), (8130, 39546), (8788, 36585), (9126, 35230), (9756, 32955), (10140, 31707), (10569, 30420), (10985, 29268), (12195, 26364), (13182, 24390), (14092, 22815), (14634, 21970), (15210, 21138), (16260, 19773), (17615, 18252)]