388343280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6551}}^1$

素因数の和:6599

約数の個数: 160

約数和(自身を含む): 1364912640

約数和(自身を除く): 976569360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 520, 570, 624, 741, 760, 780, 912, 988, 1040, 1140, 1235, 1482, 1520, 1560, 1976, 2280, 2470, 2964, 3120, 3705, 3952, 4560, 4940, 5928, 6551, 7410, 9880, 11856, 13102, 14820, 19653, 19760, 26204, 29640, 32755, 39306, 52408, 59280, 65510, 78612, 85163, 98265, 104816, 124469, 131020, 157224, 170326, 196530, 248938, 255489, 262040, 314448, 340652, 373407, 393060, 425815, 497876, 510978, 524080, 622345, 681304, 746814, 786120, 851630, 995752, 1021956, 1244690, 1277445, 1362608, 1493628, 1572240, 1618097, 1703260, 1867035, 1991504, 2043912, 2489380, 2554890, 2987256, 3236194, 3406520, 3734070, 4087824, 4854291, 4978760, 5109780, 5974512, 6472388, 6813040, 7468140, 8090485, 9708582, 9957520, 10219560, 12944776, 14936280, 16180970, 19417164, 20439120, 24271455, 25889552, 29872560, 32361940, 38834328, 48542910, 64723880, 77668656, 97085820, 129447760, 194171640, 388343280]

約数ペア:

[(1, 388343280), (2, 194171640), (3, 129447760), (4, 97085820), (5, 77668656), (6, 64723880), (8, 48542910), (10, 38834328), (12, 32361940), (13, 29872560), (15, 25889552), (16, 24271455), (19, 20439120), (20, 19417164), (24, 16180970), (26, 14936280), (30, 12944776), (38, 10219560), (39, 9957520), (40, 9708582), (48, 8090485), (52, 7468140), (57, 6813040), (60, 6472388), (65, 5974512), (76, 5109780), (78, 4978760), (80, 4854291), (95, 4087824), (104, 3734070), (114, 3406520), (120, 3236194), (130, 2987256), (152, 2554890), (156, 2489380), (190, 2043912), (195, 1991504), (208, 1867035), (228, 1703260), (240, 1618097), (247, 1572240), (260, 1493628), (285, 1362608), (304, 1277445), (312, 1244690), (380, 1021956), (390, 995752), (456, 851630), (494, 786120), (520, 746814), (570, 681304), (624, 622345), (741, 524080), (760, 510978), (780, 497876), (912, 425815), (988, 393060), (1040, 373407), (1140, 340652), (1235, 314448), (1482, 262040), (1520, 255489), (1560, 248938), (1976, 196530), (2280, 170326), (2470, 157224), (2964, 131020), (3120, 124469), (3705, 104816), (3952, 98265), (4560, 85163), (4940, 78612), (5928, 65510), (6551, 59280), (7410, 52408), (9880, 39306), (11856, 32755), (13102, 29640), (14820, 26204), (19653, 19760)]