30721002720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3368531}}^1$

素因数の和:3368568

約数の個数: 96

約数和(自身を含む): 101864407680

約数和(自身を除く): 71143404960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 3368531, 6737062, 10105593, 13474124, 16842655, 20211186, 26948248, 33685310, 40422372, 50527965, 53896496, 64002089, 67370620, 80844744, 101055930, 107792992, 128004178, 134741240, 161689488, 192006267, 202111860, 256008356, 269482480, 320010445, 323378976, 384012534, 404223720, 512016712, 538964960, 640020890, 768025068, 808447440, 960031335, 1024033424, 1280041780, 1536050136, 1616894880, 1920062670, 2048066848, 2560083560, 3072100272, 3840125340, 5120167120, 6144200544, 7680250680, 10240334240, 15360501360, 30721002720]

約数ペア:

[(1, 30721002720), (2, 15360501360), (3, 10240334240), (4, 7680250680), (5, 6144200544), (6, 5120167120), (8, 3840125340), (10, 3072100272), (12, 2560083560), (15, 2048066848), (16, 1920062670), (19, 1616894880), (20, 1536050136), (24, 1280041780), (30, 1024033424), (32, 960031335), (38, 808447440), (40, 768025068), (48, 640020890), (57, 538964960), (60, 512016712), (76, 404223720), (80, 384012534), (95, 323378976), (96, 320010445), (114, 269482480), (120, 256008356), (152, 202111860), (160, 192006267), (190, 161689488), (228, 134741240), (240, 128004178), (285, 107792992), (304, 101055930), (380, 80844744), (456, 67370620), (480, 64002089), (570, 53896496), (608, 50527965), (760, 40422372), (912, 33685310), (1140, 26948248), (1520, 20211186), (1824, 16842655), (2280, 13474124), (3040, 10105593), (4560, 6737062), (9120, 3368531)]