655449840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15971}}^1$

素因数の和:16012

約数の個数: 160

約数和(自身を含む): 2376633600

約数和(自身を除く): 1721183760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 90, 95, 108, 114, 120, 135, 144, 152, 171, 180, 190, 216, 228, 240, 270, 285, 304, 342, 360, 380, 432, 456, 513, 540, 570, 684, 720, 760, 855, 912, 1026, 1080, 1140, 1368, 1520, 1710, 2052, 2160, 2280, 2565, 2736, 3420, 4104, 4560, 5130, 6840, 8208, 10260, 13680, 15971, 20520, 31942, 41040, 47913, 63884, 79855, 95826, 127768, 143739, 159710, 191652, 239565, 255536, 287478, 303449, 319420, 383304, 431217, 479130, 574956, 606898, 638840, 718695, 766608, 862434, 910347, 958260, 1149912, 1213796, 1277680, 1437390, 1517245, 1724868, 1820694, 1916520, 2156085, 2299824, 2427592, 2731041, 2874780, 3034490, 3449736, 3641388, 3833040, 4312170, 4551735, 4855184, 5462082, 5749560, 6068980, 6899472, 7282776, 8193123, 8624340, 9103470, 10924164, 11499120, 12137960, 13655205, 14565552, 16386246, 17248680, 18206940, 21848328, 24275920, 27310410, 32772492, 34497360, 36413880, 40965615, 43696656, 54620820, 65544984, 72827760, 81931230, 109241640, 131089968, 163862460, 218483280, 327724920, 655449840]

約数ペア:

[(1, 655449840), (2, 327724920), (3, 218483280), (4, 163862460), (5, 131089968), (6, 109241640), (8, 81931230), (9, 72827760), (10, 65544984), (12, 54620820), (15, 43696656), (16, 40965615), (18, 36413880), (19, 34497360), (20, 32772492), (24, 27310410), (27, 24275920), (30, 21848328), (36, 18206940), (38, 17248680), (40, 16386246), (45, 14565552), (48, 13655205), (54, 12137960), (57, 11499120), (60, 10924164), (72, 9103470), (76, 8624340), (80, 8193123), (90, 7282776), (95, 6899472), (108, 6068980), (114, 5749560), (120, 5462082), (135, 4855184), (144, 4551735), (152, 4312170), (171, 3833040), (180, 3641388), (190, 3449736), (216, 3034490), (228, 2874780), (240, 2731041), (270, 2427592), (285, 2299824), (304, 2156085), (342, 1916520), (360, 1820694), (380, 1724868), (432, 1517245), (456, 1437390), (513, 1277680), (540, 1213796), (570, 1149912), (684, 958260), (720, 910347), (760, 862434), (855, 766608), (912, 718695), (1026, 638840), (1080, 606898), (1140, 574956), (1368, 479130), (1520, 431217), (1710, 383304), (2052, 319420), (2160, 303449), (2280, 287478), (2565, 255536), (2736, 239565), (3420, 191652), (4104, 159710), (4560, 143739), (5130, 127768), (6840, 95826), (8208, 79855), (10260, 63884), (13680, 47913), (15971, 41040), (20520, 31942)]