393254800

素因数分解:

$2^4\times 5^2\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:377

約数の個数: 120

約数和(自身を含む): 978098112

約数和(自身を除く): 584843312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 61, 71, 80, 100, 122, 142, 200, 227, 244, 284, 305, 355, 400, 454, 488, 568, 610, 710, 908, 976, 1135, 1136, 1220, 1420, 1525, 1775, 1816, 2270, 2440, 2840, 3050, 3550, 3632, 4331, 4540, 4880, 5675, 5680, 6100, 7100, 8662, 9080, 11350, 12200, 13847, 14200, 16117, 17324, 18160, 21655, 22700, 24400, 27694, 28400, 32234, 34648, 43310, 45400, 55388, 64468, 69235, 69296, 80585, 86620, 90800, 108275, 110776, 128936, 138470, 161170, 173240, 216550, 221552, 257872, 276940, 322340, 346175, 346480, 402925, 433100, 553880, 644680, 692350, 805850, 866200, 983137, 1107760, 1289360, 1384700, 1611700, 1732400, 1966274, 2769400, 3223400, 3932548, 4915685, 5538800, 6446800, 7865096, 9831370, 15730192, 19662740, 24578425, 39325480, 49156850, 78650960, 98313700, 196627400, 393254800]

約数ペア:

[(1, 393254800), (2, 196627400), (4, 98313700), (5, 78650960), (8, 49156850), (10, 39325480), (16, 24578425), (20, 19662740), (25, 15730192), (40, 9831370), (50, 7865096), (61, 6446800), (71, 5538800), (80, 4915685), (100, 3932548), (122, 3223400), (142, 2769400), (200, 1966274), (227, 1732400), (244, 1611700), (284, 1384700), (305, 1289360), (355, 1107760), (400, 983137), (454, 866200), (488, 805850), (568, 692350), (610, 644680), (710, 553880), (908, 433100), (976, 402925), (1135, 346480), (1136, 346175), (1220, 322340), (1420, 276940), (1525, 257872), (1775, 221552), (1816, 216550), (2270, 173240), (2440, 161170), (2840, 138470), (3050, 128936), (3550, 110776), (3632, 108275), (4331, 90800), (4540, 86620), (4880, 80585), (5675, 69296), (5680, 69235), (6100, 64468), (7100, 55388), (8662, 45400), (9080, 43310), (11350, 34648), (12200, 32234), (13847, 28400), (14200, 27694), (16117, 24400), (17324, 22700), (18160, 21655)]