77771940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4013}}^1$

素因数の和:4061

約数の個数: 96

約数和(自身を含む): 242766720

約数和(自身を除く): 164994780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 204, 228, 255, 285, 323, 340, 380, 510, 570, 646, 969, 1020, 1140, 1292, 1615, 1938, 3230, 3876, 4013, 4845, 6460, 8026, 9690, 12039, 16052, 19380, 20065, 24078, 40130, 48156, 60195, 68221, 76247, 80260, 120390, 136442, 152494, 204663, 228741, 240780, 272884, 304988, 341105, 381235, 409326, 457482, 682210, 762470, 818652, 914964, 1023315, 1143705, 1296199, 1364420, 1524940, 2046630, 2287410, 2592398, 3888597, 4093260, 4574820, 5184796, 6480995, 7777194, 12961990, 15554388, 19442985, 25923980, 38885970, 77771940]

約数ペア:

[(1, 77771940), (2, 38885970), (3, 25923980), (4, 19442985), (5, 15554388), (6, 12961990), (10, 7777194), (12, 6480995), (15, 5184796), (17, 4574820), (19, 4093260), (20, 3888597), (30, 2592398), (34, 2287410), (38, 2046630), (51, 1524940), (57, 1364420), (60, 1296199), (68, 1143705), (76, 1023315), (85, 914964), (95, 818652), (102, 762470), (114, 682210), (170, 457482), (190, 409326), (204, 381235), (228, 341105), (255, 304988), (285, 272884), (323, 240780), (340, 228741), (380, 204663), (510, 152494), (570, 136442), (646, 120390), (969, 80260), (1020, 76247), (1140, 68221), (1292, 60195), (1615, 48156), (1938, 40130), (3230, 24078), (3876, 20065), (4013, 19380), (4845, 16052), (6460, 12039), (8026, 9690)]