38909910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 108864000

約数和(自身を除く): 69954090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 59, 65, 78, 89, 95, 114, 118, 130, 177, 178, 190, 195, 247, 267, 285, 295, 354, 390, 445, 494, 534, 570, 590, 741, 767, 885, 890, 1121, 1157, 1235, 1335, 1482, 1534, 1691, 1770, 2242, 2301, 2314, 2470, 2670, 3363, 3382, 3471, 3705, 3835, 4602, 5073, 5251, 5605, 5785, 6726, 6942, 7410, 7670, 8455, 10146, 10502, 11210, 11505, 11570, 14573, 15753, 16815, 16910, 17355, 21983, 23010, 25365, 26255, 29146, 31506, 33630, 34710, 43719, 43966, 50730, 52510, 65949, 68263, 72865, 78765, 87438, 99769, 109915, 131898, 136526, 145730, 157530, 199538, 204789, 218595, 219830, 299307, 329745, 341315, 409578, 437190, 498845, 598614, 659490, 682630, 997690, 1023945, 1296997, 1496535, 2047890, 2593994, 2993070, 3890991, 6484985, 7781982, 12969970, 19454955, 38909910]

約数ペア:

[(1, 38909910), (2, 19454955), (3, 12969970), (5, 7781982), (6, 6484985), (10, 3890991), (13, 2993070), (15, 2593994), (19, 2047890), (26, 1496535), (30, 1296997), (38, 1023945), (39, 997690), (57, 682630), (59, 659490), (65, 598614), (78, 498845), (89, 437190), (95, 409578), (114, 341315), (118, 329745), (130, 299307), (177, 219830), (178, 218595), (190, 204789), (195, 199538), (247, 157530), (267, 145730), (285, 136526), (295, 131898), (354, 109915), (390, 99769), (445, 87438), (494, 78765), (534, 72865), (570, 68263), (590, 65949), (741, 52510), (767, 50730), (885, 43966), (890, 43719), (1121, 34710), (1157, 33630), (1235, 31506), (1335, 29146), (1482, 26255), (1534, 25365), (1691, 23010), (1770, 21983), (2242, 17355), (2301, 16910), (2314, 16815), (2470, 15753), (2670, 14573), (3363, 11570), (3382, 11505), (3471, 11210), (3705, 10502), (3835, 10146), (4602, 8455), (5073, 7670), (5251, 7410), (5605, 6942), (5785, 6726)]