91031940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:522

約数の個数: 144

約数和(自身を含む): 297198720

約数和(自身を除く): 206166780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 284, 306, 340, 355, 419, 426, 510, 612, 639, 710, 765, 838, 852, 1020, 1065, 1207, 1257, 1278, 1420, 1530, 1676, 2095, 2130, 2414, 2514, 2556, 3060, 3195, 3621, 3771, 4190, 4260, 4828, 5028, 6035, 6285, 6390, 7123, 7242, 7542, 8380, 10863, 12070, 12570, 12780, 14246, 14484, 15084, 18105, 18855, 21369, 21726, 24140, 25140, 28492, 29749, 35615, 36210, 37710, 42738, 43452, 54315, 59498, 64107, 71230, 72420, 75420, 85476, 89247, 106845, 108630, 118996, 128214, 142460, 148745, 178494, 213690, 217260, 256428, 267741, 297490, 320535, 356988, 427380, 446235, 505733, 535482, 594980, 641070, 892470, 1011466, 1070964, 1282140, 1338705, 1517199, 1784940, 2022932, 2528665, 2677410, 3034398, 4551597, 5057330, 5354820, 6068796, 7585995, 9103194, 10114660, 15171990, 18206388, 22757985, 30343980, 45515970, 91031940]

約数ペア:

[(1, 91031940), (2, 45515970), (3, 30343980), (4, 22757985), (5, 18206388), (6, 15171990), (9, 10114660), (10, 9103194), (12, 7585995), (15, 6068796), (17, 5354820), (18, 5057330), (20, 4551597), (30, 3034398), (34, 2677410), (36, 2528665), (45, 2022932), (51, 1784940), (60, 1517199), (68, 1338705), (71, 1282140), (85, 1070964), (90, 1011466), (102, 892470), (142, 641070), (153, 594980), (170, 535482), (180, 505733), (204, 446235), (213, 427380), (255, 356988), (284, 320535), (306, 297490), (340, 267741), (355, 256428), (419, 217260), (426, 213690), (510, 178494), (612, 148745), (639, 142460), (710, 128214), (765, 118996), (838, 108630), (852, 106845), (1020, 89247), (1065, 85476), (1207, 75420), (1257, 72420), (1278, 71230), (1420, 64107), (1530, 59498), (1676, 54315), (2095, 43452), (2130, 42738), (2414, 37710), (2514, 36210), (2556, 35615), (3060, 29749), (3195, 28492), (3621, 25140), (3771, 24140), (4190, 21726), (4260, 21369), (4828, 18855), (5028, 18105), (6035, 15084), (6285, 14484), (6390, 14246), (7123, 12780), (7242, 12570), (7542, 12070), (8380, 10863)]